If you are experiencing connection issues, you might want to try coming out of your underground bunker.
Seriously, Siri had trouble reaching servers in the first week or so after it came out while everyone was playing with it, but the issue died down almost immediately. Most media coverage ended almost 3 months ago and the latest posting in Apple's discussion forums was the 28th of November.
https://discussions.apple.com/thread/3390351?start=0&tstart=0
Sorry, but once again the most basic Google search again reveals your information is woefully out of date.
