You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Sharon Hill. I have a business meeting in Denver, can you help me for booking  a flight ticket?

ASSISTANT: Sure, I am glad to help you in booking. Can you please share your trip dates?

USER: My travelling dates are 12/25 and 12/27.

ASSISTANT: Ok, may I know your airport codes?

USER: My travelling airport codes are from DCA to DEN.

ASSISTANT: Flight 1025 in Hawaiian airlines is available for you with 1 connection and fare is 200. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight.