You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Kevin Walker want to attend my cousin's marriage at Los Angeles, can you book a ticket with price under 500?

ASSISTANT: Sure, can you please provide your journey dates?

USER: Sure, my travelling dates will be 11/25 and 11/27.

ASSISTANT: May I know your travelling airport codes please?

USER: Yes, I want to fly from AUS to LAX.

ASSISTANT: Flight-1011 is providing service with a ticket fare of 100, shall I book your ticket?

USER: Yes, proceed with my booking.

ASSISTANT: Kevin Walker, your ticket is confirmed with JetBlue airlines.

USER: Thank you.

ASSISTANT: Thank you, have a safe journey.