First off, there is a picture of the new status icons, which confirm what was leaked before from Joe Belfiore's. Second, the Cortana virtual butler that will no doubt leverage Microsoft's stellar voice recognition capacity that's been gathering dust in the R&D labs, will not appear until early 2014...
Source: http://www.phonearena.com/news/Cortana-virtual-assistant-coming-to-US-Windows-Phones-early-2014-Europe-and-Asia-later-on_id47577
Source: http://www.phonearena.com/news/Cortana-virtual-assistant-coming-to-US-Windows-Phones-early-2014-Europe-and-Asia-later-on_id47577