You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Timothy Clark, I want to book a flight from Boston, MA-BOS to visit Detroit for short vacation. Can you book a connecting flight for me?

ASSISTANT: Sure, may I know your destination airport code?

USER: My destination airport code is MI-DTW.

ASSISTANT: Let me know your travel dates?

USER: I will fly on 03/14 and return on 03/16.

ASSISTANT: Do you prefer economy or business class?

USER: I am ok with economy class.

ASSISTANT: We found a flight on your details with airline Hawaiian, flight number: 1022. Shall I book this ticket?

USER: Sure.

ASSISTANT: Your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you.