B: You buy it in the bus.
A: Isn't there a station?
B: Yes, but that's not where you buy tickets.
A: Does the bus driver give me my ticket?
B: The bus driver has a machine that does.
A: Do I buy a new ticket every time I ride the bus?
B: Yes, but if you plan to ride several buses, buy a day pass.
A: Why should I buy a day pass?
B: It would be cheaper than buying several tickets.
A: So I just wait for the bus to get here?
B: Yes, and make sure you have change.