You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Will you please help me in booking a flight ticket from ORD to AUS?

ASSISTANT: May I know your travel dates?

USER: My travel dates are Oct, 2 and Oct, 4.

ASSISTANT: Do you prefer connecting flight?

USER: I need direct flight.

ASSISTANT: Do you have any other specifications?

USER: No, thank you.

ASSISTANT: May I know your good name?

USER: Ronald Wright here.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for reaching us.