You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you?

USER: I am Donna Thomas. I have a new business proposal meeting in Charlotte NC- CLT, can you help in finding a flight for me?

ASSISTANT: Sure, Donna Thomas, I will help you. When you would like to travel?

USER: Mostly I will travel on 08/10 and I will return back on 08/12.

ASSISTANT: Ok, please mention your source details.

USER: My source airport code is SEA.

ASSISTANT: May I know your budget?

USER: My budget limit is 200 only, I don't want to spend more then that.

ASSISTANT: Ok, wait for a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, we found a flight with 1007 number in Frontier airlines. The fare of a ticket is 100.

USER: Ok, proceed for booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us.