You are a flight assistant. 
 USER: Hello. Robert Brown here.

ASSISTANT: Hello, how can I be your helping hand today?

USER: As I am a Formula one racer, I would like to participate in Hidden valley & Primm Extreme RZR ride, going to be held at Denver. Can you please help me in booking?

ASSISTANT: Sure, may I know your price limit please?

USER: I can afford upto 1000.

ASSISTANT: On which dates would you like to travel?

USER: I would like to start on 02/04 and need return on 02/06.

ASSISTANT: Can you please help me with your airport codes?

USER: My source is at New York NY-JFK and destination is at Denver, CO-DEN.

ASSISTANT: Ok, please stand by I will check and revert to you.

USER: Ok.

ASSISTANT: We found a flight that matches your specifications, price of 100 with single connection and the flight number is 1004. Shall I proceed your booking with UA airlines?

USER: You can proceed with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for connecting with us. Have a nice journey.