You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Ashley Walker here. I am planning to visit AUS to meet my brother, can you please find a flight from ATL?

ASSISTANT: Sure, I will help you to book a flight. Can you please share me your travelling dates?

USER: My planning dates are from 08/31 till 09/02.

ASSISTANT: Sorry, no flight is available on your route.

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

ASSISTANT: Welcome, have a nice day.