<|im_start|>user
Identify which of the following airlines are now defunct: Eastern Air Lines, Alaska Airlines, Virgin America Airlines, Virgin Atlantic Airlines, Pan American World Airways, Tower Air, Braniff International Airways, jetBlue, Spirit Airlines, Flybe<|im_end|>
<|im_start|>assistant
Eastern Air Lines, Virgin America Airlines, Pan American World Airways, Tower Air, Braniff International Airways, Flybe<|im_end|>
