Chopped Greek Salad

I'm hosting a dinner party, & this fresh salad is on the menu.
For the Salad:

■2 large English Cucumber, sliced
■1 pint Grape tomatoes
■1 Red Bell Pepper, chopped
■1 Green Bell Pepper, chopped
■1/2 red Onion, sliced thin
■1 cup Kalamata Olives
■2 Tbs chopped fresh parsley
For the Dressing:
■1/2 cup extra virgin olive oil
■Juice of 2 fresh squeezed lemons
■2 cloves garlic, minced
■2 tsp dried Oregano
■1 tsp sea salt
■1 tsp black pepper
{Whisk all the ingredients, pour over chopped salad, combine well}