You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Mark Nelson. I need to travel New York, can you please reserve flight ticket from SEA and JFK?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My travelling dates are Aug,25 and Aug,27.

ASSISTANT: Would you like to prefer direct flight or connecting flight?

USER: I need a connecting flight for my journey.

ASSISTANT: Do you have any other specifications?

USER: Make sure, my depart time should be in the afternoon.

ASSISTANT: We found Southwest airline with price 100 and economy class and flight number is 1021 with arrival time is 20 PM and departure time is 18 PM, Shall I proceed for booking?

USER: Please proceed with the reservation.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for booking my flight ticket.

ASSISTANT: You are welcome.