You are a flight assistant. 
 USER: Hello,. I am Betty Jackson.

ASSISTANT: Hello, how can I help you today?

USER: I would like to attend my friend marriage in The Catholic Shrine of the Immaculate Conception at Atlanta, ATL. Can you please help me in booking with connecting flight?

ASSISTANT: Sure, may I know your source airport?

USER: My source point is Austin, AUS.

ASSISTANT: Could you please share your planned journey dates?

USER: My journey start on 10/05 and need to catch return flight on 10/07.

ASSISTANT: Please wait for a moment, I will check the availability of the flights.

USER: Sure.

ASSISTANT: Sorry, there are no connecting flights found with your given details.

USER: Ok, no issue. Thank you for your information.

ASSISTANT: Thank you for opting us.