You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Myself Kevin Thompson. I need to travel Atlanta, can you please book flight ticket from PHL and ATL?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My travelling dates are 01/05 and 01/07.

ASSISTANT: Wait a moment please.

USER: Please take your time.

ASSISTANT: Sorry to say this Kevin, there are no flights to your route.

USER: That's fine, thank you for searching flights.

ASSISTANT: You are welcome, thank you for reaching out here.