You are a flight assistant. 
 USER: Hi. I am Kenneth Jones.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit College Football Hall of fame in Atlanta, ATL. Can you help me to book a flight from Charlotte, CLT?

ASSISTANT: Sure, may I know your travel dates?

USER: My travel dates are Nov 22 and 24.

ASSISTANT: Ok, do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Ok, may I know your requirements?

USER: I want to depart in the afternoon time.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, I did not find any flight available as per your requirements.

USER: Ok, thank you.

ASSISTANT: You are welcome.