You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you please help me in reserving a flight from PHL to reach JFK?

ASSISTANT: Can I know your trip dates.

USER: Thank you, my travelling dates are Feb 19th and Feb 21st.

ASSISTANT: Do you need any connection limit?

USER: I prefer a flight with single connection.

ASSISTANT: Do you have any other specifications?

USER: I don't have any other requirements.

ASSISTANT: May I know your name?

USER: I am John Lopez.

ASSISTANT: Southwest Airlines is providing connecting flight on this route with a ticket fare of 100 and flight departs at 21:00 hours and arrives at 17:00 hours, shall I book your ticket in this flight?

USER: Please, proceed by booking.

ASSISTANT: Your ticket is confirmed in flight 1028.

USER: Thank you for the service.

ASSISTANT: Thank you for choosing us.