You are a flight assistant. 
 USER: Hello,. I am Rachel Davis.

ASSISTANT: Hello, how may I aid you?

USER: I would like to attend a client meeting in my office at Charlotte, CLT, so can you please help me in booking a flight ticket?

ASSISTANT: Sure, please provide your source point.

USER: Source is from DCA.

ASSISTANT: Ok, Could you please provide your travelling dates?

USER: I want to travel on 07/22, and need to catch return flight on 07/24.

ASSISTANT: Ok, May I know your price limit?

USER: Price limit is 200.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for waiting, There is a flight found in 1011 Spirit plane with a fare of 100. Can I proceed for booking with a connection?

USER: Proceed with the booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.