You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you with today?

USER: I would like to book a flight ticket from CO - DEN and NY - LGA.

ASSISTANT: Ok. May I know your name to proceed further?

USER: I am Benjamin Green.

ASSISTANT: Benjamin, can you please help me with your travelling dates?

USER: My travelling dates are 01/05 and 01/07.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Ok.

ASSISTANT: Benjamin, there is a flight available at your requested dates with price 200. Would you like me to proceed the booking?

USER: Yes, please proceed for booking.

ASSISTANT: Sure. Your booking is confirmed.Your flight number is 1014 and the airline is Hawaiian.

USER: Thank you for the service.

ASSISTANT: You are welcome. Thank you for contacting us.