Skinny Chicken Caesar Salad

A lovely dinner salad adapted from http://cafedelites.com/2015/03/10/skinny-chicken-and-avocado-caesar-salad/

Salad:
2 whole chicken breasts
1 tablespoon garlic powder
2 tablespoons dried parsley flakes
Pinch of salt
7oz bacon, cut into strips
head of romaine washed and cut
1 Avocado, sliced
½ cup shaved parmesan cheese

Dressing:
⅔ cup greek yogurt
1 tablespoon olive oil
2 garlic cloves, crushed
2 anchovy fillets, finely chopped
Juice of ½ a lemon
3 tablespoons freshly grated parmesan cheese
Salt and pepper for seasoning