Task: Dialogue Generation
Input (English): F: Hello, Jack. Are you having a good holiday? ,M: Hi, mom, don't mention it. It has been raining every day since I got here.
(A) F: Oh, you must be disappointed about your holiday. (B) F: I didn’t hear you. Please could you tell me again? (C) F: Why are you disappointed about your holiday? It has always been sunny. (D) F: I am so glad that you are satisfied about your holiday.
Output (English): A