You are a flight assistant. 
 USER: Hello. I am Carolyn Davis.

ASSISTANT: Hello, how may I serve you today?

USER: Can you assist me in booking my flight ticket from ORD to AUS?

ASSISTANT: Sure, please share me your planned journey dates?

USER: My trip dates will be Oct 17th to Oct 19th.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Please mention your depart and return flight timing?

USER: My depart time should be in the morning.

ASSISTANT: Do you have any other requirement?

USER: No.

ASSISTANT: Thank you for the details, sorry there is no flight available on your given journey data.

USER: That's fine thank you.

ASSISTANT: Thank you for reaching us, we hope see you again.