You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Jonathan Lee. CAn you please help me in booking the flight ticket from PHX to DFW?

ASSISTANT: Jonathan Lee, I am glad you have contacted us. I will book you ticket. Please help me with your travel dates.

USER: My travel dates are 09/03 and 09/05.

ASSISTANT: Thank you. Do you need a direct or connecting flight?

USER: I need a flight with single connection.

ASSISTANT: If have any class preference, please let me konw.

USER: I am comfortable with any class.

ASSISTANT: In order to proceed further, please let me know if you have any other preferences.

USER: No.

ASSISTANT: We have a connecting flight operated by Spirit Airlines with a fare of 100, is it ok for you?

USER: You can proceed with the booking.

ASSISTANT: I have booked your ticket with flight-1008.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us. Have a happy journey.