Marinate 2 lbs. chicken breast in a marinade consisting of Greek yogurt, garlic, olive oil, white wine vinegar, oregano, dill, salt, and pepper. Do so for about 2 hours, or no longer than 24 hours.
Cook chicken over medium heat on a grill pan, or on an outdoor grill.
Cook until the crust is a nice brown.
In a bowl, place shredded cucumber, garlic cloves, and lemon juice.
Add Greek yogurt, white wine vinegar, salt, and pepper.
Combine.
Thinly slice the cooked chicken.
Place chicken, sauce, and fresh vegetables of your choice in pita bread.
Serve and enjoy!