In a mixing bowl, combine Greek yogurt, minced garlic, olive oil, and lemon juice.
Whisk the mixture until smooth and creamy.
Add the diced cucumber, chopped dill, and mint into the yogurt blend.
Gently fold the ingredients together until evenly coated.
Season with salt and pepper to taste, adjusting according to your preference.
Transfer the salad to a serving dish and garnish with cherry tomatoes if desired.
Chill in the refrigerator for at least 30 minutes before serving to enhance flavors.
Serve cold as a light meal or refreshing side dish.