You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am planning a business trip from AUS to CLT, can you book a ticket?

ASSISTANT: Sure, may I know your preferable dates of travelling?

USER: My travel dates are 02/12 and 02/14. Please make sure that I need a flight with connection limit as 0.

ASSISTANT: Sorry, there are no flights available with 0 connections.

USER: No problem. My name is Daniel Green.

ASSISTANT: Ok Green, is there anything else do you want to ask us?

USER: No thanks.

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

USER: Thank you.