Enquiries are ongoing to establish the circumstances of the incident. A review of CCTV shows possible witnesses in the area.
One of the men is described as white, aged in his 40s, with dark facial hair and a dark-coloured jumper.
The second man is described as white, in his 30s, and wearing a khaki winter jacket.
The female has blonde hair and was wearing black and pink sports leggings and carrying a large handbag.
Anyone with information that could assist the investigation should contact North Yorkshire Police on 101, select option 2, and ask for Sheree Evans.
You can also email firstname.lastname@example.org
If you wish to remain anonymous, you can pass information to Crimestoppers on 0800 555 111.
Please quote the North Yorkshire Police reference number 12190001740.