You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I need to travel Washington DC, can you please reserve flight tciket from JFK and IAD?

ASSISTANT: Ok, I will help you with that. Could you provide me your travelling dates?

USER: My travelling dates are Oct,19 and Oct,21.

ASSISTANT: Ok, do you have any other requirements?

USER: I need an economy class flight ticket.

ASSISTANT: May I know your connection limit?

USER: My connection limit should be one.

ASSISTANT: Can I know your name?

USER: Myself John Thompson.

ASSISTANT: The United airlines are providing a flight having a connection limit 1 and the ticket fare of 200. Can I proceed with the ticket booking?

USER: Please proceed with the reservation.

ASSISTANT: Your ticket is confirmed in an economy class and the flight number 1004 which is depart at 22:00 PM and return at 1:00 AM.

USER: Thank you for reserving my flight ticket.