A: Hello, how can I help you?
B: I'd like two tickets to Penzance, please.
A: Ok. There are trains that leave at 10:30, 13:00 and 20:30.
B: Ok. Can I have two tickets for the train that leaves at 13:00, then?
A: Single or return?
B: Return, please. How much are the tickets?
A: Just a moment. They're £100 in total, please.
B: Great! Can I pay by credit card?
A: Sure. Here are your tickets.
B: Thank you.