You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I would like to visit New York, can you please help me to book my flight ticket from DFW to EWR?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: My name is Mary Edwards.

ASSISTANT: Please help me with your planned travelling dates.

USER: I will depart on Dec 21st and return back on Dec 23rd.

ASSISTANT: Do you need a break in between your journey?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other preferences in your journey?

USER: No.

ASSISTANT: Please allow me a minute.

USER: Sure.

ASSISTANT: We have a connecting flight operated by Hawaiian Airlines with a fare of 200 only. Shall I book the flight ticket?

USER: Good. Please book the ticket.

ASSISTANT: I have booked your ticket in the flight-1019.

USER: Thank you very much.