Task: Dialogue Generation
Input (English): M: There's a concert tomorrow night. Would you like to go with me? ,F: What a good idea! I haven't been to one for a long time.
(A) M: Why do you want to stay at home tomorrow night? (B) M: I'm glad you can go to the concert with us tomorrow night. (C) M: I’m sorry, I don’t understand. Could you say it again? (D) M: I'm glad you can go to the concert with us tomorrow morning.
Output (English): B