Hello.
Hello, how can I help you?
I need to buy a plane ticket. Please help me with that.
Sure, may I know your source and destination airport codes?
My source airport code is BOS  and destination airport code is AUS.
Let me know your travelling dates.
My travelling dates are from Jan, 04 to Jan, 06.
Is there any class preference?
I need an economy class to fly.
Do you have any other requirements?
I prefer a single connecting flight and I need to travel in normal-cost airlines.
May I know your name please?
I am Dennis Carter.
Sorry, there are no flights found with your given details.
No problem, thanks for your information.
Thank you for opting us.