The incident occurred between 10.30 pm and 11 pm between the White Horse pub and Mount Bingham. The police want to speak to anyone who may have been in the area at the time, in particular a man who saw the pair by Havre des Pas Gardens and then informed two other women about the assault.
Anyone with information should contact the police on 612612 or Crimestoppers on 0800 555 111.
