Thank your for calling World Airline. What can I do for you?
I need to book a plane ticket to London.
Round-trip or one-way?
One-way.
What date would you like to fly?
Saturday, July 25.
How many people will be traveling?
Just one adult.
Which class?
Economy, please. Economy class is the cheapest, right?
Right. Ok, the fare is $ 700.