You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Benjamin Harris here. I want to travel from PHL to JFK. Can you please help me with booking a flight ticket?

ASSISTANT: Your travelling dates please?

USER: My travel dates are Sept 04 and Sept 06.

ASSISTANT: Do you have any specification?

USER: I would like to return back in the evening time and my airline preference is normal- cost.

ASSISTANT: Your connection limit please?

USER: I need a connecting flight in my journey. Please make sure that, I need to book my ticket in economy class.

ASSISTANT: There is a direct flight with fare 200 and 1012 as flight number. Shall I proceed?

USER: Yes, please proceed with that flight ticket booking.

ASSISTANT: Your booking is done in United airlines.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for choosing us .