You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: William Thompson here.

ASSISTANT: How can I assist you?

USER: I want to book a flight with single stop from my journey, can you please help me in booking a flight ticket from BOS to DTW?

ASSISTANT: Sure, I am glad to help you. May I know your travel dates?

USER: Sure, my travel dates are from 10/12 to 10/14.

ASSISTANT: Ok, please wait for a while.

USER: Ok, take your time.

ASSISTANT: May I know your connection limit?

USER: I have already mentioned before.

ASSISTANT: Sorry Thompson, there is no connecting flight is available for your desired dates.

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

ASSISTANT: Thank you for reaching us.