You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking the flight ticket from PHL to JFK?

ASSISTANT: Sure, I am here to help you out. May I know your travel dates please?

USER: My travel dates are Jan 21 and Jan 23.

ASSISTANT: Can you please share your name for documentation purpose?

USER: Carolyn Lee.

ASSISTANT: Is there any connection preference?

USER: I need a single connection flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: United airlines is providing connecting flight for you with the fare of 100 in economy class, shall I proceed with the booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket is booked with the flight-1000.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.