| Segment | Ebene | Beschreibung | Opt/Mand. |
|---|
| UIH | 0 | A service segment starting and uniquely identifying a message. The message type code for the Reservation request - interactive message is RESREQ. Note: Reservation request - interactive messages conforming to this document must contain the following data in segment UIH, composite S306: Data element 0065 RESREQ D A UN | Mandatory |
| MSD | 0 | A segment identifying the industry type (i.e. Air, Car, Train, Accommodations, etc.) and business function of the message. | Optional |
| ORG | 0 | A segment providing data pertaining to the originator of the interactive processing request (i.e. travel agent identity and location and the commercial computer reservations system delivering the message). | Optional |
| RCI | 0 | Information providing a specific reference to a Travel, Tourism and Leisure (TT&L) reservation for a travel product. | Optional |
| NUN | 0 | Number and identifying qualifier pertaining to the entire TT&L reservation request (i.e. number and type of passengers, [4 adults]). | Optional |
| FTI | 0 | Frequent Traveller Program information relating to the entire TT&L reservation request (frequent flier number). | Optional |
| CRI | 0 | Consumer reference information relating to the entire TT&L reservation request (corporate discount number, personal profile number). | Optional |
| CLT | 0 | Instructions pertaining to a Clear Terminate request related to the entire TT&L reservation request (i.e. ignore all transactions during this interactive business transaction). | Optional |
| ATI | 0 | Additional information relating to a tour (tour code or name). | Optional |
| CON | 0 | Information providing contact numbers relevant to the TT&L reservation request (i.e. booking travel agent, tour company). | Optional |
| ITM | 0 | Numbers assigned to information in the previous response which may be used to make a request without repeating all the information. | Optional |
| HDI | 0 | Information specifying terminal equipment addresses and device types that may be used for tracing and security purposes. | Optional |
| TFF | 0 | Tariff information relating to the entire TT&L reservation request. | Optional |
| POS | 0 | To specify the point of sale to determine the rate to provide. | Optional |
| CMN | 0 | A segment to indicate the commission details that are to be paid for making the reservation. | Optional |
| IFT | 0 | Free form text data pertaining to the entire TT&L reservation request. | Optional |
| TDI | 0 | Information relating to documents associated with the TT&L reservation request (i.e. passport number, tour package identifier, etc.). | Optional |
| ADS | 0 | Addresses related to the entire TT&L reservation. | Optional |
| SG1 | 0 | SG1 | Optional |
| NME | 1 | Name(s) pertaining to the entire TT&L reservation. | Mandatory |
| ADS | 1 | Addresses associated with the preceding names. | Optional |
| SG2 | 0 | SG2 | Optional |
| SSR | 1 | Details pertaining to special services or special requests relating to the entire TT&L request. | Mandatory |
| IFT | 1 | Free form text data pertaining to the special services. | Optional |
| SG3 | 0 | SG3 | Optional |
| PMT | 1 | Payment instructions for the TT&L reservation request. | Mandatory |
| CON | 1 | Contact numbers associated with the preceding payment information. | Optional |
| ADS | 1 | Address information associated with the payment information. | Optional |
| NME | 1 | Name(s) associated with the payment information. | Optional |
| SG4 | 0 | SG4 | Optional |
| TIF | 1 | Personal details pertaining to a unique traveller (surname, given name, indication that traveller is accompanied by non ticketed infant, etc.). | Mandatory |
| FTI | 1 | Frequent traveller program information relating to a specific traveller. | Optional |
| CRI | 1 | Consumer reference information pertaining to a specific traveller. | Optional |
| CON | 1 | Contact numbers associated with a traveller or group. | Optional |
| IFT | 1 | Free form text data pertaining to a traveller or group. | Optional |
| TDI | 1 | Information relating to documents associated with a traveller or group. | Optional |
| DIS | 1 | Information pertaining to discounts concerning the traveller. | Optional |
| ADS | 1 | Address information for a traveller or group. | Optional |
| SG5 | 1 | SG5 | Optional |
| SSR | 2 | Details pertaining to special services or special requests pertaining to a traveller or group. | Mandatory |
| IFT | 2 | Free text information associated with the special service request. | Optional |
| SG6 | 1 | SG6 | Optional |
| PMT | 2 | Payment instructions for a traveller or group. | Mandatory |
| CON | 2 | Contact numbers associated with the preceding payment information. | Optional |
| ADS | 2 | Address information associated with the preceding payment. | Optional |
| NME | 2 | Name(s) information associated with the preceding payment. | Optional |
| SG7 | 0 | SG7 | Optional |
| TVL | 1 | Information identifying the TT&L product or service (service provider, service location, date of service, service description, etc.). | Mandatory |
| MSD | 1 | A segment identifying the industry type (i.e. air, car, train, accommodations, etc.) and business function relating to the product or service. | Optional |
| RCI | 1 | Information providing a specific reference to the product or service. | Optional |
| RPI | 1 | Details relating to quantity and action required associated with the product or service. | Optional |
| MOV | 1 | Information pertaining to the delivery of an automobile or chauffeur instructions. | Optional |
| CNX | 1 | Information specifying the stopover cities requested with the product or service. | Optional |
| DIS | 1 | Information pertaining to discounts for the product or service. | Optional |
| ASD | 1 | Additional date, time and location information related to a product or service. | Optional |
| CON | 1 | Contact numbers for a product or service. | Optional |
| ADS | 1 | Address information for a product or service. | Optional |
| NME | 1 | Name(s) information for a product or service. | Optional |
| PLI | 1 | To specify locations where a rental car should be exchange. | Optional |
| AAI | 1 | A segment to precise the accommodation number in the case of a designated or adjacent request. | Optional |
| IFT | 1 | Free form text data pertaining to the product or service. | Optional |
| TDI | 1 | Information relating to documents associated with a product or service (voucher number, ticket number, etc.). | Optional |
| TFF | 1 | Tariff information relating to the product or service (car rental rate, coach fare, hotel rate, etc.). | Optional |
| SG8 | 1 | SG8 | Optional |
| VEH | 2 | Details concerning a vehicle to be transported on a product or service. | Mandatory |
| PDT | 2 | Product information related to the vehicle to be transported. | Optional |
| SG9 | 1 | SG9 | Optional |
| PMT | 2 | Payment instructions for a product or service. | Mandatory |
| CON | 2 | Contact numbers associated with the preceding payment information. | Optional |
| ADS | 2 | Address information related to the preceding payment. | Optional |
| NME | 2 | Name(s) information related to the preceding payment. | Optional |
| SG10 | 1 | SG10 | Optional |
| NUN | 2 | Traveller types for the associated product or service. | Mandatory |
| CRI | 2 | Consumer reference information for the preceding traveller type. | Optional |
| SG11 | 1 | SG11 | Optional |
| SSR | 2 | Details of special services or special requests pertaining to the product or service. | Mandatory |
| PMT | 2 | Payment information related to a special service or requests. | Optional |
| CON | 2 | Contact numbers related to the payment information. | Optional |
| ADS | 2 | Address information related to the payment. | Optional |
| NME | 2 | Name(s) information related to the payment. | Optional |
| IFT | 2 | Free text information related to the special service. | Optional |
| SG12 | 1 | SG12 | Optional |
| TIF | 2 | Personal details pertaining to a unique traveller and associated to the preceding product or service information (i.e. surname, given name, indication that traveller is accompanied by non ticketed infant, etc.). | Mandatory |
| FTI | 2 | Frequent traveller program information relating to a specific traveller and associated to the preceding product or service information. | Optional |
| CRI | 2 | Consumer reference information relating to a specific traveller and associated to the preceding product or service information. | Optional |
| CON | 2 | Contact numbers associated with a traveller or group and associated to the preceding product or service information. | Optional |
| IFT | 2 | Free form text data pertaining to a traveller or group and associated to the preceding product or service information. | Optional |
| ASD | 2 | Date, time and location information related to a service for a specific traveller. | Optional |
| ADS | 2 | Address information pertaining to a traveller or group and associated to the preceding product or service information. | Optional |
| TFF | 2 | Tariff information relating to the service (green fees, tennis lessons) for a specific traveller. | Optional |
| SG13 | 2 | SG13 | Optional |
| SSR | 3 | Details pertaining to special services or special requests pertaining to a traveller or group and associated to the preceding product or service information. | Mandatory |
| IFT | 3 | Free text information pertaining to the special service. | Optional |
| SG14 | 2 | SG14 | Optional |
| PMT | 3 | Payment instructions for a traveller or group. | Mandatory |
| CON | 3 | Contact numbers associated with the preceding payment information. | Optional |
| ADS | 3 | Address information associated with the preceding payment information. | Optional |
| NME | 3 | Name(s) information associated with the preceding payment information. | Optional |
| SG15 | 0 | SG15 | Optional |
| ODI | 1 | A segment providing the origin and destination of a TT&L journey. | Mandatory |
| MSD | 1 | A segment identifying the industry type (i.e. air, car, train, accommodations, etc.) and business function relating to the associated TT&L journey. | Optional |
| SG16 | 1 | SG16 | Optional |
| TVL | 2 | Information identifying the TT&L product or service pertaining to a journey. (service provider, service location, date of service, service description, etc.). | Mandatory |
| APD | 2 | A segment providing additional data (i.e. aircraft type, number of stops, on time performance, gate description, etc.) relating to the product or service. | Optional |
| RPI | 2 | Details relating to quantity and action required associated with the product or service. | Optional |
| NUN | 2 | Number and identifying qualifier relating to the product or service. | Optional |
| FTI | 2 | Frequent traveller program information relating to a specific product or service. | Optional |
| TFF | 2 | Tariff information relating to the product or service. | Optional |
| RCI | 2 | Information providing a specific reference to the product or service. | Optional |
| DIS | 2 | Information pertaining to discounts for the product or service. | Optional |
| ASD | 2 | Additional date, time and location information for a product or service. | Optional |
| IFT | 2 | Free text information related to a product or service. | Optional |
| SG17 | 2 | SG17 | Optional |
| SSR | 3 | Information about special services or special requests relating to the product or service. | Mandatory |
| IFT | 3 | Free text information relating to the special services for a product or service. | Optional |
| SG18 | 2 | SG18 | Optional |
| VEH | 3 | Details concerning a vehicle to be transported on a product or service. | Mandatory |
| PDT | 3 | Product information related to the vehicle to be transported. | Optional |
| SG19 | 2 | SG19 | Optional |
| PMT | 3 | Payment instructions for a product or service. | Mandatory |
| CON | 3 | Contact numbers related to payment information for a product or service. | Optional |
| ADS | 3 | Address information related to payment information for a product or service. | Optional |
| NME | 3 | Name(s) information related to payment information for a product or service. | Optional |
| SG20 | 2 | SG20 | Optional |
| TIF | 3 | Personal details pertaining to a unique traveller and associated to the preceding product or service information. | Mandatory |
| FTI | 3 | Frequent traveller program information relating to the preceding TIF segment. | Optional |
| SSR | 3 | Details pertaining to special services or special requests pertaining to the preceding TIF segment. | Optional |
| UIT | 0 | A service segment ending a message, giving the total number of segments in the message (including the UIH & UIT) and the control reference number of the message. | Mandatory |
