Complex sentence: The maiden flight of the Airbus A318 took place at Toulouse on 15 January 2002, and the first customer delivery was on 22 July 2003 to Frontier Airlines.
Split into simpler sentences: The maiden flight of the Airbus A318 took place at Toulouse on 15 January 2002. The first customer delivery was on 22 July 2003 to Frontier Airlines.