POOR SERVICE AT Hatfield VW in Pretoria

It all started with gearbox problem,I took my car in for repairs in January few months later. I started hearing whistling sound. I took the car in to check I was told is something do do with the manifold, few day later I got my gears could not change,I took in the car again yo Vw Hatfield. This was on the 5 May 2022. The technician first said it's the rings, I wanted until the 24 May 2022,after that UT became a collar bearing and now is the clutch. I was advised the car is ready , after I paid and started driving of ,I realized the car clutch is slipping. I drove back into the dealership and let the technician drive it. He confirmed what found out, I left the car again now that's 11 June 2022