You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a ticket from EWR to PHX. Could you book a ticket?

ASSISTANT: Sure, I am gleeful to help you. Could you please provide your travelling dates to search for the flight?

USER: Departure date is Sept, 28 and return by Sept, 30.

ASSISTANT: May I know your airline preference please?

USER: I prefer business class ticket.

ASSISTANT: There is a flight with the connecting flight of fare 400 of Hawaiian airline, are you ok with this booking?

USER: Please book a flight.

ASSISTANT: Ok, your booking is done with the flight number 1008.

USER: Thanks.

ASSISTANT: May I know your name please?

USER: My name is Nancy Thompson.

ASSISTANT: Thank you for choosing us.