You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to meet my old friend at Orlando, please help me in booking a ticket from AUS to MCO.

ASSISTANT: Sure, I will help you. Can you please help me with your name?

USER: My name is Dorothy Robinson.

ASSISTANT: Thank you. May I know your travel dates?

USER: My planned travel dates are on Nov 30 and Dec 2.

ASSISTANT: Noted. Please wait for a while, let me check.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no flight available on your preferred travel dates.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: You are most welcome.