You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I have to attend a protest near White House at Washington, can you find me a ticket?

ASSISTANT: Sure, can you please share your preferable travel dates?

USER: My preferable journey dates are from 03/28 to 03/30.

ASSISTANT: Could you please provide the airport codes?

USER: My origin airport code is LGA and my destination airport code is DCA.

ASSISTANT: May I know your name to proceed further?

USER: My name is Justin Thomas.

ASSISTANT: Thank you for providing the details. Let me check for the availability of flight.

USER: Sure, my budget with this tour is just 200, please find with it.

ASSISTANT: Justin, there is a flight available with price 100 and the airline is UA with 1 connection.Would you like me to proceed with booking?

USER: Sure, proceed with the booking.

ASSISTANT: Your booking is confirmed with 1013 flight number.

USER: Thank you for booking my ticket.

ASSISTANT: You are welcome. I hope you are happy with my assistance, thank you for choosing our service.