You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you today?

USER: Could you please help me to book a flight ticket with single connection from DC to visit Central Park in FL?

ASSISTANT: Sure, may I know your source and destination airport codes?

USER: My source point is DCA and my destination point is MCO.

ASSISTANT: Can you please mention the dates of your journey?

USER: I intend to depart on June 1st and my return date will be on June 3rd.

ASSISTANT: Is there any class preference?

USER: I don't have any class preference.

ASSISTANT: Do you have any other specifications?

USER: I want to fly with the normal cost airline.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We found a connecting flight in American Airlines with flight number 1005 having an economy class. Shall I proceed for booking?

USER: That's fine, you can book the ticket.

ASSISTANT: May I know your name?

USER: I am Dennis Collins.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your assistance in booking.