I have experience on this, in the context of production planning for large food manufacturing plants. I can set up a simple Monte Carlo simulations based on historical data and assumptions, that will give you an accurate idea of forecast sales.
I am an expert in data mining and predictive modeling in the managing consuting space (sales, S&OP, manufacturing). I have a PhD in Physics and I have extensive experience in machine learning applications, statistics and software development (web, mobile, desktop, SaaS). I work with R, Python, Spark, SQL, noSQL, Hadoop, .NET, Java, Angular JS, Quantopian, C#, and Tableau.