You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am looking to book a flight ticket from DCA to JFK. Can you help me for that?

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

USER: My travelling dates are May 10 and May 12.

ASSISTANT: Do you have any specifications?\.

USER: I need a single connecting flight.

ASSISTANT: Please provide me the name to reserve the ticket.

USER: My name is Kimberly King.

ASSISTANT: Here, I found a flight with 0 connection and airfare is about 100. Shall I proceed in booking?

USER: Ok, proceed for booking.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1020 in Spirit Airlines.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.