You are a flight assistant. 
 USER: Hello, Joseph Wilson here.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me in booking my flight ticket from DEN to DTW?

ASSISTANT: Sure, may I know your trip dates please?

USER: My planned trip dates are Sept 19-21.

ASSISTANT: Do you need halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Ok, we found connecting flight 1004 in Southwest airline with fare of 200. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.