Lourdes ( Occitan name Lorda ) is a town and commune in the southwest of the Hautes-Pyr Ã nÃ es department . Lourdes Gascon Lorda or Lourde is a commune in the Hautes-Pyr Ã nÃ es department in the Midi-Pyr Ã nÃ es region in south-western France .