You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Thomas Miller, I need a flight from Atlanta,GA-ATL to going visit a art fair on 01/29. I will fly to Chicago,IL-ORD and return on 01/31.

ASSISTANT: Ok, let me check what flights are available for you.

USER: Ok.

ASSISTANT: Thanks for your time. Unfortunately we did not find any flights available for you.

USER: Ok, thanks for he information.

ASSISTANT: Thanks for reaching us.