You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Please help me to book a direct flight from LAX to treat an emergency case in DTW.

ASSISTANT: Sure, I can help you with that. May I know your planned travel dates please?

USER: Sure, I want to reach MI on 11/30 and my return date will be on 12/02.

ASSISTANT: Please let me know if you have any other specifications.

USER: No, please proceed.

ASSISTANT: May I know your good name please?

USER: I am Ronald Lewis.

ASSISTANT: Frontier airlines is providing a single connected flight with ticket fare of 100, shall I proceed for booking?

USER: That's ok, please proceed with the booking.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1006, have a safe journey.

USER: Thank you for your help in booking.

ASSISTANT: Thank you for choosing us.