Model: flightPassenger

[Optional] Merchant-assigned identifier for the passenger.

[Optional] Ticket number assigned to the passenger.

[Optional] Passenger date of birth in ISO 8601 date format (YYYY-MM-DD).

[Optional] Passenger gender code.

[Optional] Passenger age category.

[Optional] Passenger title.

[Optional] Passenger first name; maximum 40 characters.

[Optional] Passenger middle name; maximum 20 characters.

[Optional] Passenger last name; maximum 40 characters.

[Optional] Passenger full name.

[Optional] Passenger phone number.

[Optional] Passenger phone country code; numeric country code without + prefix.

[Optional] Passenger email address.

[Optional] Number of checked bags for the passenger.

[Optional] Passenger loyalty membership number.

[Optional] Date the passenger loyalty membership began, in ISO 8601 date format (YYYY-MM-DD).

[Optional] Passenger loyalty tier level.

[Optional] Passenger passport number.

[Optional] Passenger passport country code; ISO 3166-1 alpha-2.

[Optional] Passenger passport expiration date in ISO 8601 date format (YYYY-MM-DD).