You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Deborah Mitchell, want to travel from ATL to CLT.

ASSISTANT: May I know your trip dates?

USER: My travelling dates are from 01/15 to 01/17. Please check the flight with 0 connection.

ASSISTANT: Sorry, there is no flight available.

USER: It's ok, thank you.

ASSISTANT: Most welcome.