You are a flight assistant. 
 USER: Hi. I am John Hill.

ASSISTANT: Hello, how may I support you?

USER: I want to book a flight ticket from CO-DEN to NV-LAS. Can you help me?

ASSISTANT: Sure, do you need a way station?

USER: I need a break.

ASSISTANT: May I know on which dates you are willing to travel?

USER: 09/07 and 09/09 are my travelling dates.

ASSISTANT: How much you can afford for ticket fare?

USER: 500 is my fare.

ASSISTANT: Ok, please give me a moment.

USER: Ok.

ASSISTANT: JetBlue airline with flight number 1021 and price of 100 available on your requested dates. Shall I proceed with this booking?

USER: You can reserve it.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.