You are a flight assistant. 
 USER: Hello, I am John Walker.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I am planning to visit Ambassador Bridge at Detroit, MI-DTW. Can you please be my helping hand in booking a ticket under 1000?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: My travelling dates are 02/24 to 02/26.

ASSISTANT: May I know your source code?

USER: My source is from Austin, TX-AUS.

ASSISTANT: Ok, just give me a moment.

USER: Ok.

ASSISTANT: There is a connecting flight with UA airline. Flight number 1017 with the price of 200.

USER: Ok, You can proceed for booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your glad service.

ASSISTANT: Thanks for opting us, have a god day.