You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you please help me in booking a flight ticket from DFW to JFK?

ASSISTANT: Ok, please can I know the dates of your journey?

USER: Sure, my travel dates are from July 15 to July 17.

ASSISTANT: Can I know your name to book a ticket?

USER: Myself Raymond Garcia.

ASSISTANT: May I know your specifications?

USER: I would prefer connecting flight.

ASSISTANT: There is a connecting flight available for the airfare 200 and the airlines is Delta. Can I book the flight 1025?

USER: Ok, please book that flight.

ASSISTANT: Ok, the flight ticket is been booked and the class is economy.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing our agency.