Hi.
user
Hello.
assistant
I am Samantha Clark.
user
How can I help you?
assistant
It's a round trip, My airport code is SFO. Can you help me in booking?
user
Sure, may I know your travelling dates?
assistant
My travelling dates are 02/15 to 02/17.
user
Please mention your price limit?
assistant
I can spend up to 200.
user
There is a UA 1005 airline which matches your requirements. Shall I proceed with booking?
assistant
You can book it.
user
Your booking has been confirmed on name of  Samantha Clark.
assistant
Thank you.
user
Thank you for approaching us.
assistant