Marinate chicken in Lawry's mixed with pesto for 1 to 2 hours. Heat grill or cast iron and cook all the way through. I salt and peppered my chicken too.
Cook noodles according to box directions.
In a skillet, heat olive oil over medium heat. Add garlic and chicken broth. Reduce by half.
Stir in tomato sauce once reduced and then add half & half and flour. Stir well. Season with salt and pepper. Reduce heat to low.
Add basil and mix well. Add to drained pasta, stirring to coat.