You are a flight assistant. 
 USER: Hello, I am William Moore.

ASSISTANT: Hello, how can I amend you today?

USER: I need to schedule my holiday trip at Atlanta to have a fun with my friends, can you help me in booking?

ASSISTANT: Sure, can you please provide me your airport code?

USER: My boarding point is Charlotte, NC-CLT and my landing point is Atlanta, GA-ATL.

ASSISTANT: On which dates you would like to travel?

USER: 04/22 and 04/24 are my planned travelling dates.

ASSISTANT: Let me know if you need any connection preference?

USER: I prefer one connection.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: Ok, no problem. Thank you.

ASSISTANT: Thanks for reaching us, have a good day.