A man grabbed the breasts of a visually-impaired woman in a Harrogate street.
The sexual assault took place in Jenny Field Drive at around 9am on Saturday, April 8.
A North Yorkshire Police spokeman today said: "We are conducting enquiries and are requesting the public’s assistance to help determine the full circumstances surrounding the incident.
"It is believed the suspect had a Welsh accent and was walking a boxer-style dog."
Anyone with information that could assist the investigation should contact us on 101, select option 2, and ask for PC 1001 Thomas Lister. 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 12170066515.