You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Kimberly Turner. I would like to book a flight ticket from PHX to EWR.

ASSISTANT: Sure, can I know your preferable dates?

USER: I am planning to start my journey on 04/18 and return back on 04/20.

ASSISTANT: I found a flight 1012 of Spirit airlines matches with your preferences, can I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for the service.

ASSISTANT: Thank you for your time.