You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I want to attend a Seminar in PHL. Can you please help me for booking the flight from DCA?

ASSISTANT: Sure, I am gleeful to help you with that. May I know your planned travel dates?

USER: My travelling dates are July 26 and July 28.

ASSISTANT: Would you like to travel in a connecting flight or in direct flight?

USER: Connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your name please?

USER: Nicholas Evans.

ASSISTANT: There is a direct flight-1000 available in Spirit Airlines with a fare of 200. Shall I proceed with booking?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your booking has been done in economy class.

USER: Thanks for helping me.

ASSISTANT: Most welcome, thank you for reaching us. Have a safe journey.