Issued by North Yorkshire Police
It occurred at about 1.15am on Sunday 2 June 2013, at a taxi rank on Rougier Street.
The victim, a 34-year-old local woman, was stood waiting for a taxi with another woman, when two men and a woman pushed in front of them. She challenged the group, when one of the men spat at her and then hit her in the face, causing minor injuries which did not need treatment.
The suspect is described as being aged in his late 20s, around 5ft 8in to 5ft 10in tall with a large build and short dark hair. At the time, he was wearing a waistcoat and a blue tie.
PC Gareth Vaughn, of York Safer Neighbourhood Team, said: “This is a shocking and disgusting incident. Thankfully, the victim did not suffer serious injuries, the outcome could have been far worse and left her shocked.
“If you witnessed the assault taking place or can identify the man responsible, I ask that you contact the police as soon as possible.
“I am particularly keen to speak to the man and woman who with him at the time and ask them to get in touch.”
Anyone who can assist with this investigation is asked to contact York police on 101, select option 2 and ask for Gareth Vaughn. Alternatively information can be emailed to PC Vaughn by clicking here.
Or call Crimestoppers anonymously on 0800 555 111 quoting reference number 12130088691.