To prepare the sauce: Combine first 3 ingredients in a blender; process until smooth. Pour into a bowl; stir in sour cream and 1 tablespoon lime juice.
To prepare the chicken: Toss avocado with 1 tablespoon lime juice.
Cut a horizontal slit through thickest portion of each chicken breast to form a pocket. Stuff avocado slice and 2 tablespoons of cheese into each pocket.
Sprinkle chicken with salt and pepper, dredge in flour then dip in egg whites and dredge in breadcrumbs.
Heat oil in a large non-stick skillet over medium-high heat. Add chicken; saute 6 minutes on each side or until juices run clear.
Cook pasta per package directions, drain and toss with olives and parsley.
Place 1 ⅓ cups pasta on each of 6 plates. Arrange chicken on pasta. Top with 3 tablespoons of chipotle sauce.
