Task: Dialogue Generation
Input (English): M: Sofia, I've just confirmed our flight online and it looks like will be delayed by an hour. The flight is now scheduled to leave at 4:00 due to the heavy wind.
(A) F: What? But, the bus originally scheduled to leave at 3: 00! (B) F: I’m sorry, I don’t understand. Could you say it again? (C) F: At 4:00, our train was originally scheduled to leave. (D) F: The flight will be delayed by 2 hours, it should leave at 5:00.
Output (English): B