Send enough traffic exclusively from FACEBOOK to a website, to increase sales

The project consists of sending enough TRAFFIC (organic and paid) exclusively from FACEBOOK to a website to have 400 monthly sales of a product recently launched to the market. The product serves for the growth of hair and beard. > When that goal is achieved, we will raise it to 500 monthly sales, and so we will continue increasing the goal each time the previous one is reached. > If the mentioned objectives are achieved, we guarantee a continuous and long-term work; as long as the ROI is adequate. > We require the following: 1.- People specialized in Facebook marketing > 2.- The cost of the Freelancer must be affordable to obtain an adequate ROI > 3.- The Freelancer must inform us in the quote, the budget that suggests that we pay to Facebook for paid traffic. > * All the operations carried out must be in the name of our company, with the user and password assigned by our company.