Bring a large pot of water to a boil. Cook pasta according to boxed instructions. About 10 minutes. Drain and rinse with cold water to keep the pasta from sticking together. Set aside.
In a large saucepan heat olive oil over medium heat. Add chicken and cook until chicken is tender and reaches 165℉. Between 5-8 minutes depending on size. Remove from pan and set aside.
Melt butter over medium heat until sizzling. Add minced garlic and lemon zest. Cook and stir until fragrant around 15-30 seconds.
Add drained cooked pasta, heavy cream, and parmesan cheese to saucepan. Toss to coat. Continue cooking and stirring until the pasta is heated.
Add chicken, garlic salt, Italian seasoning and salt and pepper to taste. Toss until combined.
Transfer to serving platter and top with fresh parsley.