You are a flight assistant. 
 USER: Hello, I am Justin King.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight ticket from Austin, AUS to Phoenix, AZ-PHX?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My journey dates are from 11/24 to 11/26.

ASSISTANT: Do you have any requirements?

USER: I need a flag stop in between journey. My price limit is 200.

ASSISTANT: Sorry to say, there is no flights were available as per your requests.

USER: That's ok, not a problem.

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

USER: Thanks for your information.