You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Please help me out in booking the ticket from DTW to OAK.

ASSISTANT: Sure, can I know your travelling dates?

USER: My trip dates will be Sept 21 to Sept 23.

ASSISTANT: On which name should I reserve the flight ticket?

USER: David Lewis is my name.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found Hawaiian airline with price 100 and economy class and airline number is 1019 with arrival time is 2:00 hours and departure time is 4:00 hours, Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.