You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Karen Garcia. I am planning to attend music concert at LAX, can you please help me with booking a flight ticket from ATL?

ASSISTANT: Sure, may I know your planned travel dares please?

USER: Sure, I would like to take off on 09/13 and return on 09/15.

ASSISTANT: Please wait for a moment.

USER: Ok, but please make sure that the connection is 1.

ASSISTANT: Sorry, there is no flight available on your requested dates.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: You are welcome.