If you'd like some advice on buying your own new or second hand sewing machine locally check this out
Beginner Level Classes, Courses and Workshops
So, you want to learn to sew...here are some classes you could take that need no prior knowledge of sewing:
Learn to Use a Sewing machine3 week course on Tuesdays. Get the skills you need to make clothes & furnishings and make a lovely cushion cover or bag & purseInfo here
Stitch Mornings Tuesdays and Thursdays10am-12.30pm. Flexible dates. Learn to sew; make clothes/gifts/furnishings Info here