In this task, you will be shown a conversation and a question. You need to answer the question and choose the correct option based on the conversation. "W" and "M" in the conversations stand for "woman" and "man".
Example: M: I am considering dropping my dancing class. I am not making any progress. W: If I were you, I stick with it. It's definitely worth time and effort., Question: What does the man suggest the woman do? (A) Consult her dancing teacher. (B) Take a more interesting class. (C) Continue her dancing class.
Example solution: (C) Continue her dancing class.
Example explanation: This is a good example. Based on the conversation, we could understand that only option (C) is correct.

Problem: W: Can I help you,Sir? M: Yes,call you show me the way to Gate 9 for Flight 911 to Hong Kong? I'm quite confused here., Question: Which Flight will the man take? (A) Flight 811. (B) Flight 911. (C) Flight 711.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Solution: (B) Flight 911.