You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Virginia White.

ASSISTANT: How can I assist you today?

USER: I want to go on a weekend trip to Washington.Can you book a ticket from IAD to IAD?

ASSISTANT: Sure, I will assist you. May I know your travel dates?

USER: I want to fly on 12/22 and 12/24.

ASSISTANT: Yes White, there is flight available at your location with a connecting flight and the price is 200. May I proceed?

USER: Yes, proceed to booking.

ASSISTANT: Your booking is done and the flight number is 1008.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our agency.