You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning to visit Minneapolis, will you help me in booking the flight ticket from ATL to MSP?

ASSISTANT: Let me know your travel dates.

USER: My travelling dates are Sept 11 and Sept 13.

ASSISTANT: Do you have any preference?

USER: I need a flight with single connection which departs in afternoon time.

ASSISTANT: Is there any airline preference?

USER: No, I don't have any other specifications.

ASSISTANT: Can I know your name?

USER: Myself Carolyn King.

ASSISTANT: Sorry, no flights found for your travelling dates.

USER: Ok, not an issues.

ASSISTANT: Thank you.

USER: Thank you for your information.