You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

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

ASSISTANT: Sure, I would be happy to help you with that. Can you please share your preferable journey dates?

USER: My travel dates are from Jan 21 to Jan 23.

ASSISTANT: May I know your name please to proceed the further?

USER: I am Scott Harris.

ASSISTANT: Do you have any connection limit in your journey?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications?

USER: I would like to depart in the evening and return in the morning.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.