# Compact RelaxNG Schema for Air Itinerary Request

default namespace = "http://www.cleartrip.com/air/"

include "air-common.rnc" {
   ## Contains a list of flight specs
   Flights = element flights { FlightSpec+ }

   ## Contains a list of segment specs
   Segments = element segments { SegmentSpec+ }
}


start = ItineraryRequest

## Document top-level.
ItineraryRequest =
   element itinerary { CabinType?, Flights, PaxInfoList, ContactDetail, PaymentDetailRequest? }
 | element book-request { CabinType?, Flights, PaxInfoList, ContactDetail, PaymentDetailRequest? }

## A flight spec corresponds to a flight given in the search results.
FlightSpec = element flight-spec { Segments+ }

## A segment spec corresponds to a segment in the search results. Only
## the minimal information required to uniquely identify a segment is
## needed.
SegmentSpec = element segment-spec { DepartureAirport, ArrivalAirport, FlightNumber, OperatingAirlineCode, DepartureDate }

## Departure date for the segment.
DepartureDate = element departure-date { xsd:date }