Complex sentence: Terminal 1 was originally used by EgyptAir and several Middle Eastern airlines however an increasing number of other foreign carriers, such as Air France and KLM transferred operations from Terminal 2 in 2006.
Split into simpler sentences: Terminal 1 was originally used by EgyptAir and several Middle Eastern airlines. However, an increasing number of other foreign carriers, such as Air France and KLM transferred operations from Terminal 2 in 2006.