You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: Can you book a ticket for me?

ASSISTANT: Sure. Can you please provide your travelling locations from source to destination?

USER: My origin is LAX and destination is AUS.

ASSISTANT: May I know your travelling dates for booking flight ticket?

USER: It's from 10/29 to 10/31.

ASSISTANT: Do you have any other specifications?

USER: The price should be 500.

ASSISTANT: As per your request dates there is a flight available with 1 connection and price limit is 100. Shall I proceed?

USER: Please book my ticket.

ASSISTANT: OK,. May I know your name for further process?

USER: I'm Robert Campbell.

ASSISTANT: Wait a moment Robert Campbell.

USER: Sure.

ASSISTANT: Your flight ticket is booked. Flight number is 1004 and Airline is Delta.

USER: Thank you for your help.

ASSISTANT: Your welcome.