You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Ronald Lopez. Can you please help me on booking my flight ticket from DEN to JFK?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My travelling dates are 05/16 and 05/18.

ASSISTANT: Wait a moment please.

USER: Ok, sure.

ASSISTANT: Frontier airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket is booked with the flight-1001.

USER: Thank you for your help.

ASSISTANT: Thank for choosing us.