Complex sentence: The line is an early commuter line running through many suburban stations in south Manchester however in recent years, usage of the line has surged with growing commuter patronage and non-stopping services which use the line between Manchester Piccadilly and Manchester Airport.
Split into simpler sentences: The line is an early commuter line running through many suburban stations in south Manchester. In recent years, usage of the line has surged with growing commuter patronage along with non-stopping services which use the line between Manchester Piccadilly and Manchester Airport.