You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: Can you aid me in booking a flight ticket from ATL to AUS?

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

USER: Sure, I would like to go on Aug 15th and return back on Aug 17th.

ASSISTANT: Do you have any connection limit?

USER: I am comfortable with any connection limit.

ASSISTANT: Is there any class preference?

USER: Any class is fine for me.

ASSISTANT: Can you please share your arrival and depart timings?

USER: Ensure the return time is in the afternoon.

ASSISTANT: Do you have any other specifications?

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

ASSISTANT: Please provide your good name to proceed further.

USER: Myself Ashley Clark.

ASSISTANT: Thanks for your details. Please be on hold.

USER: Sure, take your time.

ASSISTANT: Sorry to say that, there are no flights found on your specified travel dates.

USER: That's ok, thank you for checking the availability.

ASSISTANT: Thank you for availing us.

USER: Welcome.