Task: Dialogue Generation
Input (English): F: Good morning, sir. How can I help you? ,M: I'd like to rent a car for the weekend. ,F: Certainly. Do you have a reservation? ,M: No, I'm afraid I don't. ,F: Well, let me see. You're in luck, I have a few cars left. What size car would you like? ,M: Let's see. We have four adults. Have you got any midsize cars?
(A) F: I’m sorry, I don’t understand. Could you say it again? (B) F: Yes, we have, so you plan to rent a small car this Wednesday, right? (C) F: Why do you want to rent a middle car? You have only three adults. (D) F: OK, you have four adults, so it's reasonable to rent a middle car.
Output (English): D