You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you for the day?

USER: Please book a flight ticket from ATL to DTW.

ASSISTANT: When you are willing to travel?

USER: My travelling dates are Mar 24 and Mar 26.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: May, I know your good name?

USER:  My name is Larry Turner.

ASSISTANT: Sorry, we found no flights on your given dates.

USER:    That's ok, thank you for the response.

ASSISTANT: Thank you for choosing us.