
Processors Requiring Additional Transaction Parameters
American Express Additional Credit Card Parameters
A
108 31 July 2012 Gateway Developer Guide and Reference
American Express Other Parameters
AIR-ROUTINGCITYn (Optional) Airport codes of each city in this flight including cities of origin and
destination, where n is a value from 1 to 10.
Character length and limitations: 5 alphanumeric characters
AIR-CARRIER
n (Optional) Two character airline code for each unique airline in this flight, where n is
a value from 1 to 10.
If the same carrier is used for multiple segments of the trip, it is passed only once. For
example, the two AIR-CARRIER
n values for the following trip are UA and AA:
UA flight from IAD to DEN
UA flight from DEN to LAX
UA flight from LAX to SFO
AA flight from SFO to DFW
For information about airlines codes, see http://en.wikipedia.org/wiki/Airline_codes-
All
Character length and limitations: 24 alphanumeric characters
AIR-FAREBASIS (Optional) List discounts associated with the travel.
Character length and limitations: 24 alphanumeric characters
AIR-
NUMBEROFPASSENGERS
(Optional) Number of passengers on this trip.
Character length and limitations: numeric
AIR-ISETICKET (Optional) If this is an electronic ticket. The values are:
Y = yes
N = no
Character length and limitations: 1 alphanumeric character
AIR-RESERVATIONCODE (Optional) Code assigned to the travel reservation before the ticket was purchased.
Character length and limitations: 15 alphanumeric characters
Field Description
BILLTOFIRSTNAME (Optional) Account holder's first and last name.
NOTE: Even though the parameter name indicates only the first name, this single
parameter holds all of the person's name information (both first and last
name, at a minimum).
Character length and limitations: 13 alphanumeric characters
BILLTOLASTNAME (Optional) Account holder's last name.
Character length and limitations: 13 alphanumeric characters
Field Description
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