Complex sentence: As the staff is closing up, Alfie is trying to persuade Lonette to take Marlon back, however, soon, the conversation goes in a different direction, and, eventually after a few drinks, they end up having passionate sex on the pool table.
Split into simpler sentences: As the staff is closing up, Alfie is trying to persuade Lonette to take Marlon back. Soon, however, the conversation goes in a different direction, and, eventually after a few drinks, they end up having passionate sex on the pool table.