You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning a trip from 02/01 to 02/03. Can you help me to book my flight ticket?

ASSISTANT: May I know your name please?

USER: I am Mark Harris.

ASSISTANT: Could you please help me in providing your airport codes?

USER: My source airport code is GA - ATL and destination airport code is MI - DTW.

ASSISTANT: There is a flight with your requirements in Hawaiian airlines with 1 connection.

USER: Yes, proceed for booking.

ASSISTANT: Your ticket is booked with 1000 flight number.

USER: Thank you for the booking.

ASSISTANT: Welcome.