Task: Dialogue Generation
Input (English): F: Mike, come here, please. ,M: I'm coming, mom. It looks like you're very busy. Is someone coming this afternoon? ,F: Yes, some of my friends are coming over this afternoon. There's still so much to get ready. ,M: Is there anything I can do to help you? ,F: Sure, I still need to get some drinks. I'd like to have coffee, water, fruit juice and some cola. ,M: I'll go and buy some fruit juice and cola and then I'll make some coffee. ,F: Do you know how to make coffee? ,M: Yes, aunt Joan taught Mary and me when we visited her last week. So I can make very nice coffee now. ,F: That's great, Mike. Don't forget to buy some sugar ,M: OK. By the way, when will your friends come? It's already 5:00 o'clock now. ,F: They'll arrive in an hour. ,M: OK. Should I buy any fruit, perhaps some apples or bananas? ,F: Oh, yes. Let me see, we still have some bananas left, so just buy some apples.
(A) M: You said there is still some sugar left home so there is no need to buy it. (B) M: Hi Joan, we still have some bananas at home so you don't need to  buy it. (C) M: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (D) M: Hi Mike, we have some apples at home, do you want to take some?
Output (English): C