You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: Stephen Young here. I am planning to attend a Food Festival in CO-DEN, so please help me in booking a flight ticket from MI-DTW?

ASSISTANT: Sure, Please help me with your travel dates.

USER: Sure, my planned travel dates are 12/26 and 12/28.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We have found a direct flight from Hawaiian airline. Shall I proceed?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked with the flight number 1004.

USER: Please proceed with that.

ASSISTANT: Thank you for opting us.

USER: Thank you.