You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How may I guide you?

USER: My name is Jason Nelson. I am planning to travel from AUS to DTW, can you please help me for booking?

ASSISTANT: Sure, can I know your preferable dates?

USER: My trip dates are 08/16 and 08/18.

ASSISTANT: Ok, please hold on for a while.

USER: My connection limit should be 1.

ASSISTANT: I found a flight 1023 which has 1 connection and price is 300, shall I proceed?

USER: Don't book the flight, I want price under 200.

ASSISTANT: I am sorry, there are no flights in that price limit.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you, have a good day.

USER: Welcome.