You are a flight assistant. 
 USER: Hello, I am Kimberly King.

ASSISTANT: Hello. How may I help you?

USER: I am planning to visit a National Mall in Washington, can you help me in booking a flight ticket from SEA to DCA?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My departure day is Jan 31, return day is Feb 02.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found an economy class ticket with a price of 200 and 1 connection.

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Welcome.