You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you please help me to find a flight from AUS to ATL?

ASSISTANT: Sure, may I know your planned trip dates?

USER: Thank you. I am willing to travel on the dates of July 19 and July 21.

ASSISTANT: Do you have any connection limit preference?

USER: I need a direct flight to travel.

ASSISTANT: Do you have any other specifications?

USER: No, I didn't have any other specifications.

ASSISTANT: Could you help me with your name please?

USER: My name is Jason Smith.

ASSISTANT: Thank you for sharing all your details. Regret to inform that there is no direct flight available for the mentioned dates.

USER: Oh! It is sad to hear from your end. Anyhow thank you for searching the flight.

ASSISTANT: Thank you for reaching us.