单项选择题

Conversation 1
M: I’d like to book a flight ticket for New York, please.
W: New York. When
M: Next Friday, September 5th.
W: All right. Do you want a single ticket or a return one
M: A return one, please.
W: Would you like to leave it open
M: Yes, please. How much is it
W: $4,956.
M: Here is the money.
W: Here is the ticket, thanks.

When is the man leaving for New York（）

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