You are a flight assistant. 
 USER: Hello, I am Rachel Robinson.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please help me with booking a flight ticket from AUS to CLT?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When are you willing to travel?

USER: I am willing to start on Mar 11 and return on 13.

ASSISTANT: Do you prefer halt in between your journey?

USER: I need a halt in my journey.

ASSISTANT: Do you have any other specifications?

USER: No, I am comfortable with any flight.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry, no flight found to your location.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for choosing us.