Looking for a showroom or individual

Hello, I hope you're well I need an individual or showroom I have a car belonging to someone for sale And I want to buy it, but the owner wants cash If anyone can take it over for me And pay in installments, please contact me The installment should not exceed 2000 SAR I am a government employee, military And transfer the car into your name as owner While I will use it until the full amount is paid Then transfer it into my name