Task: Dialogue Generation
Input (English): M: Marry, where are you? ,F: I'm still in Edinburgh. The flights been delayed. ,M: You caught me just in time. We were about to leave for the airport.
(A) F: I'm on my way to the airport. (B) F: I have left the airport and on the bus home now. (C) F: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (D) F: I'm boarding a plane.
Output (English): C