 One of these is the electrified DART.Passenger traffic to other Irish cities is also operated by Iarnród Éireann from Connolly and Heuston stations.Heuston Station connects with the South and West (Ballina, Westport, Galway, Ennis, Limerick, Tralee, Cork and Waterford lines) and Connolly Station serves Sligo, Wexford and Belfast.