You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you please book me a flight ticket from AUS to CLT on the name Jack Walker?

ASSISTANT: Sure, may I know your travel dates?

USER: Sure, I will go on 02/10 and return back on 02/12.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight. Price should not exceed 500.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Sorry, there were no flights found on your route.

USER: Not an issue, thank you.

ASSISTANT: Thank you for reaching us.