You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you for today?

USER: Could you please help me with booking ticket from ATL to AUS?

ASSISTANT: I am here to help you in booking your flight ticket, can you please provide your planned dates of journey?

USER: Ok, my trip dates are from Apr 16 to 18.

ASSISTANT: Will you please let me know if you need a connecting flight or direct flight on your way to AUS?

USER: I need a connecting flight.

ASSISTANT: Can you please provide your name for booking purpose?

USER: Sure, I am William Phillips.

ASSISTANT: Is there any other requirement for your journey?

USER: No.

ASSISTANT: Sorry William Phillips there are no flights which travels to your region on your planned dates of journey.

USER: It's ok, thanks for checking.

ASSISTANT: You are welcome, thank you for reaching us.