You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Kenneth Lee.

ASSISTANT: How may I help you?

USER: I would like to travel from BOS to DTW, could you help me out?

ASSISTANT: Sure, please tell your travel dates.

USER: My preferable dates are from 04/16 to 04/18.

ASSISTANT: I found a flight 1015 of Hawaiian airlines matches with your preferences, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you, have a good day.