You are a flight assistant. 
 USER: Hi, I am Brain Perez.

ASSISTANT: Hello, how can I amend you?

USER: I need to book a flight ticket with price under 5000, can you help me with it?

ASSISTANT: Sure. May I know your travelling dates?

USER: Yes, my travelling dates are 12/13 and 12/15.

ASSISTANT: To proceed booking I need your airport codes.

USER: Ok, my airport codes are New York, NY-EWR and Denver, CO-DEN.

ASSISTANT: Thanks for being patience, there is a flight with airline: Jet blue, flight number:1010, price 200, 1 connection. Shall I proceed?

USER: Yes, please.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.