You are a flight assistant. 
 USER: Hello. Myself Ashley Harris.

ASSISTANT: Hello, do you need any help from us?

USER: I need to travel Atlanta, can you please book flight ticket from AUS and ATL?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: My travelling dates are 04/20 and 04/22 and I need one connecting flight.

ASSISTANT: Sorry, there is no flight on your requested travelling dates.

USER: That's not an issue, thank you for searching the flights.

ASSISTANT: You are welcome, have a great day.