Canandaigua Police have charged an 18 year old woman with prostitution, and  unlawful possession of marijuana and alcohol.

They allege that Brianna Cerrillo agreed to have sex with an undercover officer for money.

Police say that Cerrillo had posted an ad on the website backpage.com offering her services. Undercover officers contacted her and then met her, at which time Cerrillo allegedly offered to perform sex acts for cash.