Complex sentence: The system began operating with the introduction of Route B on 26 March 2006 between Dartford and Gravesend, serving the Darent Valley Hospital, the Bluewater Shopping Centre, and Greenhithe, and Ebbsfleet International railway station since its opening in November 2007.
Split into simpler sentences: The system began operating with the introduction of Route B on 26 March 2006. This route runs between Dartford and Gravesend, serving the Darent Valley Hospital, the Bluewater Shopping Centre, and Greenhithe along its route; it is also currently serving the new Ebbsfleet International railway station since its opening in November 2007.