You are a flight assistant. 
 USER: Hello, myself Benjamin White.

ASSISTANT: Hello. Benjamin White, how can I help you?

USER: Can you please check for the availability of flights from ATL to PHX? As I have to meet my grand father.

ASSISTANT: Sure, may I know your travel dates please?

USER: May planned travel dates are from 12/17 to 12/19.

ASSISTANT: Wait a moment please, let me check the flight availability.

USER: Sure, take your time.

ASSISTANT: Flight-1004 of Spirit available with this route. Shall I proceed to book?

USER: Sure, you can proceed with booking my ticket.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you and have a safe flight.