Task: Dialogue Generation
Input (English): M: Hello, uh I'm a first-time caller. My problem is that my father went away on a business trip and I borrowed his new car, but I had an accident. I was not hurt, but the car was broken. ,F: Where is your mother? ,M: She is away, visiting some friends. ,F: Alright, go on. ,M: Well, I told my father the car was lossed. Someone had stolen it.
(A) F: You were hurt in the accident? Is it serious, my dear son? (B) F: So you lost your car? You can use your father's for a while. (C) F: Well, it's unfortunate that you got injured in the train accident. (D) F: Just a minute! I do not quite follow what you are saying, would you mind repeating that?
Output (English): D