单项选择题

[听力原文]9-10
M: I’ d like to make a reservation to Beijing.
W: What day are you planning to go
M: I’m supposed to be in Beijing on the morning of the 18th. But I’ d rather get there on the evening of the 17th.
W: What time would you like to leave
M: Late in the afternoon, after work.
W: We have a flight at 4:30.
M: That’ s too early. I don’ t get out of work until five. Do you have a later flight
W: The next flight is at 5:15, and there’ s another at 6: 30.
M: I’ d better take 6:30. It takes quite a while to get to the airport.
W: Yes, we have a seat available on that flight on the 17th.
M: Oh, good. What time does the flight get into Beijing
W: The flight only takes an hour and a half. It arrives at 8:00.

What’s the relationship between the two speakers（）

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