You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I would like to travel from PHX to JFK. Can you please help me to book a ticket?

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

USER: I want to start on Oct 11 and return on Oct 13.

ASSISTANT: Can you please share your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have airline preference?

USER: I would prefer normal-cost airlines.

ASSISTANT: May I know your name please.

USER: Charles Roberts here.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: UA airlines is available in your route with the fare of 100 in economy class, shall I proceed with the booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket is booked with the flight-1017.

USER: Thank you.

ASSISTANT: Thank you for choosing us.