You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you today?

USER: Could you please book a flight ticket from ORD to DCA as I want to attend a pioneer festival?

ASSISTANT: Sure, can you please mention with your dates of journey?

USER: My journey dates are Feb 22 and Feb 24.

ASSISTANT: May I know your good name please?

USER: My name is Christine Clark.

ASSISTANT: Please wait for a mean while.

USER: I need a single connecting flight.

ASSISTANT: There is a direct flight of fare 100 with the Southwest airline, are you ok with this ticket booking?

USER: Ok, proceed with the booking.

ASSISTANT: Ok, I have confirmed your ticket with the flight number 1015.

USER: Thank you for the help.

ASSISTANT: You are welcome, have a safe journey.