SAC Car Detailing. Nursery
They ll charge around 12k and depending on the paint condition.
Optimum Motorsports Zamzama
They l charge 5k for complete interior and exterior. Final price may vary depending on the paint condition.
DIY
you have to purchase Medium Cut Compound, Ultimate Polish, Wax Polish and off course a Buffing Machine which will cost you around 10k in total.
Choice is yours now
If you are not familiar with detailing process, I would suggest you should get it done from professionals.