No one was physically injured during the incident.
He is described as having an olive complexion, 180cm, stocky build, with dark scruffy hair. He was wearing a black beanie with a red and white logo and an orange and navy polar fleece hi-vis top. He also had a red backpack.
Anyone who recognises the man or who may have any information is asked to contact Crime Stoppers on 1800 333 000.