You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Could you book my ticket from ATL to AUS?

ASSISTANT: Let me know your travelling dates.

USER: My trip dates are Oct 7 and Oct 9.

ASSISTANT: Is there any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Do you have any preference?

USER: I want to return from Austin in the morning.

ASSISTANT: Can I know your name?

USER: Betty Roberts here.

ASSISTANT: Sorry, no flights found for your travelling dates.

USER: No problem, thank you.

ASSISTANT: Thank you.