What’s the probable relationship between the two speakers?

W: Solomon Department Store. May I help you?
M: Yes, could you tell me when the store closes today?
W: We close at 7:00.
M: I see. And when do you open?
W: Ten o’clock on the weekend.
M: Fine. Thank you very much.

W: You’re going to San Francisco tomorrow, aren’t you?
M: Yes, I thought Fd fly, but then I decided that taking a bus would be cheaper than driving or flying.