You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Magic show is going to held at Atlanta, GA - ATL, I would like to visit that show. Can you help me in booking a flight ticket from Charlotte, NC - CLT?

ASSISTANT: Please let me know your travelling dates.

USER: 12/10 and 12/12 are my travelling dates.

ASSISTANT: May I have your name please? Sorry for the inconvenience, there are no flights with your requirement.

USER: Shirley Parker is my name. Ok, no issues. Thanks for your service.

ASSISTANT: Thanks for choosing us, hope to serve you better next time.