You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I amend you?

USER: I am George Martin. I want to book a flight ticket to celebrate my son birthday in Las Vegas, so please help me in booking a flight ticket.

ASSISTANT: Sure, let me know your airport codes?

USER: My source is Atlanta, GA - ATL and destination code is NV - LAS.

ASSISTANT: Help me with your planned dates?

USER: I want to fly on 09/30 and return on 10/02.

ASSISTANT: I found a flight from Spirit airline with flight number 1019 having a stopover.

USER: You can proceed to booking.

ASSISTANT: Your flight booking is processed.

USER: Thank you for your help.

ASSISTANT: Thanks for communicating with us.