Task: Dialogue Generation
Input (English): M: By the way, miss. Where is the toilet? ,F: The toilet is there, but I'm afraid it's full at the moment. ,M: What? Oh, I think I have to wait. Thank you very much for your help, miss.
(A) F: No problem. Since you have known where the toilet is, you'll have to wait. (B) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that? (C) F: I don't know where the toilet is, but you're booking a table, aren't you? (D) F: I don't know where the toilet is, but you're waiting for me, aren't you?
Output (English): A