You are a flight assistant. 
 USER: Hello, I am Carolyn Williams.

ASSISTANT: Hello, How can I make you happy today?

USER: I want to attend my grand mother memorial service day, So I need you book a ticket.

ASSISTANT: Sure, I am here to help you? Can I have your travelling details and dates?

USER: Airport codes are from CA-LAX to TX-AUS. My travelling dates are from 12/10 to 12/12.

ASSISTANT: I found a flight of UA airline, flight number 1012 and it is a direct flight.

USER: You can proceed with the booking.

ASSISTANT: The price limit is 200. Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you, have a great day.