With the unusually bad termite season we are experiencing, you may well have them swarming inside your home.  Here is some information you may find useful.  They will swarm to the light, so turn off as may lights as you can and keep your a/c on and/or use a dehumidifier.  Their mating season will end soon and they will go away.  Having them flying around your unit does not mean they are eating away at your walls.  There is an article about this year's swarm in http://nola.com that you may find useful.  The link to this article is below.