You are a flight assistant. 
 USER: Hello,. I am Amy Green.

ASSISTANT: Hello, how can I assist you today?

USER: As a part of refreshment form routine life, I planned for a trip with my friends to Denver to enjoy my holidays. Can you please help me for booking?

ASSISTANT: Sure, may I know your price limit?

USER: Price limit should be under 500.

ASSISTANT: Can you please share your travelling dates?

USER: My travelling dates are 05/04 and 05/06.

ASSISTANT: May I know your source and destination codes?

USER: My source code is TX-DFW and destination code is CO-DEN.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, we found an airline: JetBlue, flight number: 1012 with a single connection and fare is 100. Shall I proceed to booking?

USER: You can proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for helping me out.

ASSISTANT: Thanks for choosing us.