This is how to install a fully working Siri on your iDevice in a few easy steps. If you need help check out my walk through video. Enjoy!
Step 1: Add the Source iHacksRepo.com to Cydia
Step 2: Download Spire
Step 3: Download AssistantServer Installer
Step 4: Make sure your Device is rebooted and go into your Spire settings. Settings>Spire
Step 5: Add the proxy https://localhost:4443
Step 6: Head into your AssistantServer settings (Settings>SiriServer) and click install certificate.
Step 7: Once installed your Siri should be ready to go! **Note** Make sure your siri language settings are set to English (US)