FlightDate	UniqueCarrier	OriginCityName	DestCityName
1988-01-01	AA	New York, NY	Los Angeles, CA
1988-01-02	AA	New York, NY	Los Angeles, CA
1988-01-03	BB	New York, NY	Taipei, TW
1988-01-04	CC	New York, NY	Taipei, TW
1988-01-04	CC	Los Angeles, CA	Taipei, TW
