A woman was approached by a boy in Cossington Road between 5 and 5.30 p.m. on Saturday, August 6, 2022.
He asked her for the time, which she gave, and she was assaulted as she walked away. She was bruised as a result of the incident.
The suspect was described as being around 15 years old and dressed in navy shorts, a cap, and a zip-up jacket.
Anyone with information or private CCTV footage that could help officers is asked to contact Kent Police at 01843 222289 and reference case number 46/152763/22.
You can also call the independent charity Crimestoppers anonymously on 0800 555111 or fill out the online form at Independent UK charity taking anonymous crime information | Crimestoppers (crimestoppers-uk.org).