You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please book a flight with a price of 1000.

ASSISTANT: Sure, we are here to help you. Can you provide me your travelling dates?

USER: Thank you. Travelling dates are 10/11-10/13.

ASSISTANT: May I know your journey locations?

USER: New York, LGA is my origin point. Austin, AUS is my destination to discuss about construction of building with site manager.

ASSISTANT: Let me know your name?

USER: I am Robert Davis.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found Spirit airline with connecting flight and number 1018 fare of 200. Shall I proceed for booking?

USER: I am willing to travel.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for choosing us.