A: Thank you for calling broad Airline. What can I do for you?
B: I need to book a plane ticket to London.
A: Round trip or one way?
B: One way.
A: What day would you like to fly?
B: Saturday. July 25.
A: How many people will be travelling?
B: Just one adult.
A: Which class?
B: Economy, please. Economy class is the cheapest, right?
A: Right. OK. The fare is 700.