Complex sentence: Miles wants to spend the week relaxing, golfing, enjoying good food and wine; however, much to Miles' consternation, Jack is on the prowl and wants one last sexual fling before settling into domestic life.
Split into simpler sentences: Miles wants to spend the week relaxing, playing golf and enjoying good food and wine. However, much to Miles' consternation, Jack is on the prowl and wants one last sexual fling before settling into domestic life.