You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Myself David King. I am planning to meet my friend at Denver, will you help me in booking the flight ticket from ATL?

ASSISTANT: Please mention your travelling dates, please?

USER: My travelling dates are July 26 and July 28.

ASSISTANT: May I know your connection limit?

USER: I need a flight with single connection.

ASSISTANT: Please hold a moment. There is a flight with single connection and the price is 200, can I proceed with the reservation?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket has been reserved with the flight number 1001.

USER: Thank you for helping me.

ASSISTANT: Thank you for booking flight ticket with us, have a safe flight.