You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Help me in booking a flight from DCA to IAD?

ASSISTANT: Sure, may I know the planned travel dates?

USER: I like to travel on 11/21 to 11/23.

ASSISTANT: Please provide me the specifications.

USER: I prefer travelling in connection flight.

ASSISTANT: May I know the name?

USER: I am Margaret Davis.

ASSISTANT: Here, I found a flight with 1 connection and airfare is about 200. Shall I proceed with booking?

USER: Proceed for booking.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1026 in Southwest Airlines.

USER: Thank you.

ASSISTANT: Thank you for reaching us.