How to simulate Automated Teller Machine with Fingerprint authentication

This is a triple ATM authentication, where card, PIN and Fingerprint will be required, buy the Fingerprint authentication comes to request when the balance in the person account is greater than hundred thousand Naira. Is my final year project and my supervisor said I must use Matlab simulink, but now am stuck and I need help. Thanks

[Image Analyst]

What are professors for? Aren't they there for you when you get are "stuck and need help"? Have you told him that?

[Walter Roberson]

Which part are you stuck on?