You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am Benjamin Evans want to visit Austin, can you book a ticket from LAX to AUS?

ASSISTANT: Sure, can you please provide your travelling dates to proceed further?

USER: Sure, my travelling dates will be 11/21 and 11/23.

ASSISTANT: Wait a moment please.

USER: Ok.

ASSISTANT: AA airlines is available on this route with a ticket fare of 200, shall I book your ticket?

USER: Yes, proceed with my booking.

ASSISTANT: Benjamin Evans, your ticket is booked with flight number 1016.

USER: Thank you.

ASSISTANT: Thank you, have a safe journey.