You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: Yes, I need to book a flight ticket from PHX to OAK. Can you help me?

ASSISTANT: Sure, can I know your preferable dates?

USER: Ok, I want to start my journey on 02/12 and the return is 02/14.

ASSISTANT: I found a flight 1010 of Southwest airlines matches with your preferences, can I proceed?

USER: Ok, please book.

ASSISTANT: Can I know your name for booking purposes?

USER: Yes, my name is Nicholas Collins.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you, have a good day.