You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Virginia Young, I want to book a flight from ORD to visit White House at Washington. Can you book a flight to DCA?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I will travel on Feb 3rd and return on Feb 5th.

ASSISTANT: Do you have any specifications?

USER: I want my return flight in afternoon. I also need connecting flight.

ASSISTANT: Do you have any preferences about class?

USER: No.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. The Spirit airline is providing an economy class flight with price 200 and the connections 1. The return time is 19:00 PM. Shall I confirm your ticket?

USER: Please proceed with booking.

ASSISTANT: Your ticket is booked. The flight number is 1026.

USER: Thank you for your service.

ASSISTANT: Welcome, have a great day.