Map the above schema into a RELATIONAL SCHEMA.

code (CityStateName DEPARTURE AIRPORTN AIRPORT Scheduled arr FLIGHT LEG 1ARRIVAL AIRPORT LEGS ND Number Max seats INSTANCE OF FLIGHT AIRPLANE Arr time eekdays 1 DEPARTS1 FARES FARE otal no of seats of avail_seat [ AIRPLANE ASSIGNED s_lL -- LEG INSTANCE omer name RESERVATION Notes: A LEG (segment) is a nonstop portion of a flight. A LEG INSTANCE is a particular occurrence SEAT of a LEG on a particular date