Dynamic Flash charts has been discontinued in the recent version because of the antiquated Flash technology. What are you hoping to use it for? It should work in Data Bridge V1 and CS6, or at least show up in the main WebAssist menu.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.