
Gateway Developer Guide and Reference 31 July 2012 107
Processors Requiring Additional Transaction Parameters
American Express Additional Credit Card Parameters
A
Transaction Advice Detail Parameters
Airline Passenger Data Parameters
Field Description
ADDLAMT
n (Optional) Detail of a charge where n is a value from 1 - 5. Use for additional
breakdown of the amount.
Character length and limitations: Must include a decimal and be exact to the cent
(42.00, not 42) and exclude comma separators (1234.56 not 1,234.56). Examples:
tip=3.00, convenience charge=2.00. 12 numeric characters
ADDLAMTTYPE
n (Optional) A 3-digit code indicating the type of the corresponding charge detail,
where
n is a value from 1 - 5.
Character length and limitations: 3 numeric characters
Field Description
AIR-DEPARTUREDATE (Optional) Departure date in the format YYYYMMDD.
Character length and limitations: 8 alphanumeric characters
AIR-PASSENGERNAME (Optional) Name of the passenger in the following format with fields separated by a
space: surname firstname middleinitial title
Character length and limitations: 60 alphanumeric characters
AIR-ORIGIN (Optional) Airport code of the originating airport. For a list of airport codes, see
http://www.world-airport-codes.com/alphabetical/airport-code/a.html
.
NOTE: Present day airport codes are three characters in length. The five character
length is designed to allow for future expansion
Character length and limitations: 5 alphanumeric characters
AIR-DESTINATION (Optional) Destination airport code for the first segment of the trip; this is not
necessarily the final destination. For example, if a passenger flies from STL to MIA
with a layover at JFK, the destination airport is JFK For a list of airport codes, see
http://www.world-airport-codes.com/alphabetical/airport-code/a.html
.
NOTE: Present day airport codes are three characters in length. The five character
length is designed to allow for future expansion
Character length and limitations: 5 alphanumeric characters
AIR-NUMBEROFCITIES (Optional) Number of unique cities in this trip including the cities of origin and
destination, where a maximum value of 10 is allowed. For example, AIR-
NUMBEROFCITIES is 3 for the following trip:
DEN to LAX
LAX to SFO
SFO to DEN
If not provided, this value is equal to the number of AIR-ROUTINGCITY
n parameters.
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