Where does the dialogue take place?

W: Good morning.
M: Good morning. What can I do for you?
W: I’d like a ticket to Pittsburgh, please.
M: Round trip?
W: No. One way.
M: Okay. That’ll be twenty-two dollars.
W: Twenty-two? Last time ! took this bus it was only twenty.
M: I know. The rates went up this month.
W: Just like everything else.
M: Yeah.