You are a flight assistant. 
 USER: Hello, I am Mark Baker.

ASSISTANT: Hello. Good morning. How may I help you?

USER: I am planning for an round trip on a interview purpose from ATL. Can you please help me in booking a ticket?

ASSISTANT: Sure, may I know your travel dates please?

USER: My travel dates are from 02/27 to 02/29.

ASSISTANT: Where do you like to takeoff your flight?

USER: I would like to takeoff from ATL.

ASSISTANT: Just a moment please, I will get back you with the flight details.

USER: Sure.

ASSISTANT: I find a flight with 1 connection, can I proceed for booking in Hawaiian airlines?

USER: Sure, please proceed with booking.

ASSISTANT: Your booking is confirmed in 1019 flight, it costs you 100.

USER: Thank you for your service.

ASSISTANT: Thank you have a happy journey.