Grilled Mediterranean Chicken Salad

Name: Grilled Mediterranean Chicken Salad
Ingredients: For The Salad; 2 large bonelss skinless chicken breasts; 2 small yellow squash; 2 small zucchini; 1 large red pepper; 20 kalamata olives; 1/2 red onion, sliced thinly into rings & separated; 10 ounces cherry tomatoes, halved; 4 ounces French feta cheese, crumbled; 5 ounces mixed lettuce greens; salt & pepper; For The Basil Balsamic Vinaigrette Dressing:; 1 clove of garlic, minced; 1 tablespoon chopped fresh basil; 3 tablespoons extra virgin olive oil; 1 tablespoon Dijon mustard; 3 tablespoons aged Balsamic vinegar; salt & pepper to taste