You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Virginia Phillips here. I want to travel from DCA to MSP for attending a seminar. Can you please help me for booking the flight ticket?

ASSISTANT: Ok, please me your travelling dates?

USER: My travelling dates are from 05/28 to 05/30. Make sure my price limit is 500.

ASSISTANT: There is a flight with 1 connection at the price of 200 by Hawaiian airlines, can I book it?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Flight is booked for your journey.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.