You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Larry Wilson, planning to visit Chicago. Can you please book me a ticket from AUS to ORD?

ASSISTANT: Sure, can I know your travel dates?

USER: My preferable journey dates are from 07/22 to 07/24.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: I found a direct flight, is it ok for you?

USER: Please search for 1 connection limit flight.

ASSISTANT: Larry, there is no flight available on your request.

USER: Ok, not an issue. I will find any alternate for this trip. Thank you for providing information.

ASSISTANT: You are welcome.