Task: Dialogue Generation
Input (English): M: Hello, could I speak to Selina, please? ,F: Speaking. Is that you, Tom? What's wrong with your voice? I hardly recognize your voice. ,M: I practice singing last night. I guess I practiced too hard. You know, it lasted from 7:00 to 9:00 last night. ,F: You must have hurt your voice. So what can I do for you?
(A) M: Yeah, you hardly recognize my voice because I had hurt my voice. (B) M: I am really sorry, I did not catch that. Would you slow down, please? (C) M: I didn't practice singing last night because I caught a cold, which is why you can hardly recognize my voice. (D) M: Although I did not practice singing last night, you hardly recognize my voice because I had hurt my voice.
Output (English): A