Task: Dialogue Generation
Input (English): M: Now open your mouth wider. ,F: Ah. ,M: Oh, good girl. Well, I can see what's happening. There is a hole in your tooth.
(A) F: Thank you for fixing my tooth hole, dentist. (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: Help! My purse is missing, sir. (D) F: Are you sure that there is a hole in my dog's tooth?
Output (English): B