2D & Section CAD Landscape Plans

I need detailed 2D and section CAD plans for my front porch walkway retaining wall and driveway. I have an AI concept design. The design should be both functional and aesthetically pleasing. The design will go to a structural engineer to create permit drawings - no stamp necessary... (Budget: $800 - $1200 USD, Jobs: 2D Drafting, 2D Layout, 3D Rendering, AutoCAD, CAD/CAM, Landscape Design)