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

ASSISTANT: Hello, how can I be your helping hand?

USER: I would like to book a ticket to buy a furniture to my newly constructed home in Nicollet Mall at Washington. Can you please help me for booking from AUS to DCA?

ASSISTANT: Sure, may I know your travelling dates?

USER: I would like to travel on 12/24 to 12/26.

ASSISTANT: How much you can afford for your ticket?

USER: I can pay up to 1000.

ASSISTANT: We found a flight of spirit airline, flight number as 1000 with the fare of 300.

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your information.

ASSISTANT: Thank you for opting us.