You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you please help me to search a flight with 0 connection limit?

ASSISTANT: Sure, can you please share your travel dates?

USER: The travel dates are 09/13 to 09/15.

ASSISTANT: Could you please help me with the airport codes?

USER: The airport codes are from MI-DTW to MA-BOS.

ASSISTANT: May I know your name to proceed further?

USER: Sure, my name is Amy Lee.

ASSISTANT: Thank you for the details. I am sorry to inform you that there is no flight available at your request.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.