Seat Sell

Booking seats from availability 

TRANS CODE	NUMBER OF SEATS	BK CODE	LINE NUMBER
SS	1	C	2

Shown above is the basic entry used to book a seat from flight availability.

The entry consists of the transaction code "SS" for "segment sell", the number of seats being booked, the booking code and the availability line number.

In application, the entry shown above would book one seat in booking code C aboard the flight listed on line number 2 of the availability display.

Booking codes are used to identify the fare and/or cabin of service. Aircraft are often divided into different cabins of service: First, Business and Economy. First class offers more comforts and amenities than Business class. Similarly, Business class offers more comforts and amenities than Economy class.

Each cabin (or seating class) will offer one or more fares, and each fare is represented in the availability display by the booking code. Airlines choose their own booking codes, using industry standards

Booking Codes 

Code Description Cabin P Premium First Class First F First Class First A Discounted First Class First J Premium Business Class Business C Business Class Business D Discounted Business Class Business W Premium Economy Class Economy/Coach Y S Full Fare Economy Class Economy/Coach B H K L M Q T V, etc. Discounted Economy Class Economy/Coach Most booking codes in an availability display will represent a discounted economy class fare.