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.