Barclays Airline Data : Request-Level Fields

Request-Level Fields
The tables in this section describe the airline request fields to use with a capture or credit request.
 
IATA1 code for the travel agency. For Mastercard, this value cannot be all zeros.
0: No restriction (refundable)
1: Restricted        (nonrefundable)
Flag that indicates that the transaction includes airline data. This field must be set to airline in order for airline data to be sent to the processor.
Important If this field is not set to airline or is not included in the request, CyberSource does not send airline data to the processor.
You must include information for at least the first leg of the trip (leg 0). You must use consecutive numbers for the legs; do not skip a number. If you skip a number, CyberSource ignores the legs that follow the skipped number.
Carrier Code: IATA1 code for the carrier for this leg of the trip.
Issuing Carrier: IATA1 code for the carrier that issued the entire ticket. There is only one issuing carrier for the ticket, not one for each leg. Only the value for leg 0 is used.
IATA1 code for the class of service for this leg of the trip.
IATA1 code for the destination airport for this leg of the trip.
IATA1 code for the originating airport for this leg of the trip.
O (capital letter “O”) (default): Stopover allowed
X (capital letter “X”): Stopover not allowed