Where does this conversation take place?

W: Good evening. Do you have a reservation?
M: No, we don’t.
W: So how many people are you together?
M: Three persons.
W: Would you like to sit in smoking section, non-smoking section or whatever comes open first?
M: We prefer non-smoking section,
W: Awfully sorry, there are no vacancies left now. Would you like to wait for a moment?
M: But how long a wait do you think there will be?
W: I think it’ s about no more ten minutes.
M: OK, we will wait a while.