Definition: In this task you are given a small conversation between two persons and 4 options on how the conversation should continue. Your job is to choose the most reasonable option. The conversation and the options are separated by a newline character. Each dialogue in the conversation are separated by a comma. F and M indicate female and male, respectively.
Input: F: Flight 331 is being announced. I'd better be on my way. Goodbye. Thanks for all your kind hospitality. ,M: You're welcome. Happy landing.
(A) F: Peter! Professor Wang is asking you a question. (B) F: You too. Safe flight to you. (C) F: Excuse me, where is the boarding gate for Flight 300? (D) F: Excuse me, could you repeat the question?

B