Task: Dialogue Generation
Input (English): M: When is the best time to see the Great Wall? ,F: People don't agree. Some think the best time is spring, others think it's more beautiful in autumn. ,M: I would like to see it when the forest turns yellow.
(A) F: Yes, I agree with you. The Great Wall looks best in spring. (B) F: Yes, I agree with you. The Great Wall looks best in spring. (C) F: I guess you are right. The Great Wall is the most beautiful in autumn, and most people also agree. (D) F: I am afraid I did not quite catch what you were saying. Please repeat it.
Output (English): D