FS2004/FSX Avianca Nicaragua AI Package. World of AI welcomes you to this Avianca Nicaragua complete AI package for FS2004 and FSX. Models by OSP, HTAI. Repaints by Elias Merino. Winter 2013 flight plans by Carlos Augusto Narvaez Diaz and Alpha India Group. Important: you need the World of AI Installer to make this package work (WOAINS24.ZIP).