W: Must you? It's still early. M: I'm afraid I really must. I have to meet a midnight plane. W: In that case, we can't keep you. M: Well, thank you very much for a pleasant evening. W: Thank you for coming. You must come again. M: Thank you. I will. Good-bye. W: Good-bye. I wish you a very good journey home. What was said before this conversation?
M: I'm afraid I must be going now.