You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket from BOS to DTW. Could you help me in booking?

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

USER: My travelling dates are from Aug 22 - 24.

ASSISTANT: Do you prefer stop over in between your journey?

USER: I prefer for connecting flight.

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

USER: My depart time should be in the morning.

ASSISTANT: Can I have your good name please?

USER: Nancy Phillips.

ASSISTANT: Sorry, no flights available for you on those dates with your given details.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.