You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Stephanie Perez.

ASSISTANT: How may I aid you today?

USER: Please book a flight ticket to New York, EWR from Phoenix, PHX with a direct flight.

ASSISTANT: Sure, I am here to do that. May I know your travelling dates please?

USER: My travelling dates are Apr 09 and Apr 11.

ASSISTANT: Do you have any price limit?

USER: I can afford up to 1000.

ASSISTANT: May I know about your other specifications if any?

USER: Nothing else.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Delta airline is providing your ticket with economy class, shall I proceed by booking?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket has been confirmed with the flight-1000.

USER: Thank you for your service.

ASSISTANT: Thanks for opting us.