You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Carol White.

ASSISTANT: How may I help you?

USER: Can you help me in booking a flight with connection limit 0?

ASSISTANT: Sure, I am here to help you. Could you please let me know your journey dates?

USER: I am departing on 08/31 and return on 09/02.

ASSISTANT: May I know your airport codes?

USER: My departure airport is ORD and land in AUS.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, there is no flight for you as per your details.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for choosing us, have a good day.