You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Please help me to book a flight ticket from DCA to MCO.

ASSISTANT: May I know your trip dates?

USER: My travel dates are Apr, 24 and Apr, 26.

ASSISTANT: Do you have any connecting flight preferences?

USER: I would prefer connecting flight.

ASSISTANT: Is there any other concern?

USER: I would prefer to fly with normal cost airlines only.

ASSISTANT: Delta Airlines is providing the connecting flight and the fare of 100, shall I proceed?

USER: Please proceed.

ASSISTANT: your reservation is confirmed for the flight 1003.

USER: Thank you.

ASSISTANT: Thank you for choosing us. May I know your name please for record purpose?

USER: Nicole Roberts.

ASSISTANT: Thank you.