How to Make It
Heat a large nonstick skillet over medium-high heat. Coat pan with cooking spray. Add bell pepper and onion; sauté 8 minutes or until tender and beginning to brown. Place onion mixture in a large bowl; keep warm. Return pan to medium-high heat. Recoat pan with cooking spray. Add zucchini and yellow squash; sauté 4 minutes or until crisp-tender. Add tomatoes and garlic; sauté 2 minutes. Add squash mixture to reserved onion mixture. Keep warm.
Cook pasta according to package directions, omitting salt and fat. Drain pasta in a colander over a bowl, reserving 1/2 cup cooking liquid. Add pasta and reserved cooking liquid to vegetable mixture, stirring to combine. Add 1/2 cup Parmesan cheese and basil; toss to combine. Keep warm.
Sprinkle both sides of chicken with salt and 1/4 teaspoon black pepper. Place the flour in a shallow bowl. Dredge chicken in flour, turning to coat; shake off excess flour.
Heat a large nonstick skillet over medium-high heat. Coat the pan with cooking spray. Add olive oil to pan, swirling to coat. Add chicken, and cook 4 minutes on each side or until done. Remove from pan; keep warm.
Add broth, juice, and capers to pan, scraping pan to loosen browned bits. Bring to a boil; cook 3 minutes. Remove from heat. Add green onions, butter, and remaining 1/4 teaspoon black pepper; stir until butter melts.
Arrange about 1 cup pasta mixture on each of 4 plates; top each serving with 1 chicken breast half, 1/4 cup sauce, and 1 tablespoon remaining cheese. Serve immediately.