You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Anthony Harris. I would like to book a flight ticket from SFO to ATL, can you please help me to book a flight ticket?

ASSISTANT: Sure, I am happy to aid you in flight ticket booking process. Can you please let me know your preferable travel dates for booking flight ticket?

USER: Sure, my trip dates are Nov 19 and Nov 21.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: I found a flight with the connecting flight of fare 100 of Spirit airline, shall I book this ticket?

USER: Ok, please book.

ASSISTANT: Ok, I have reserved your ticket with the flight number 1018.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a safe flight.