Xenochaetina sp..
 
 
 
Photo: 09/30/17.


Small shiny fly with orange/amber-colored wings and red eyes. Quoting from bugguide.net "Although only one species is recorded from North America, the true number of species and their names are uncertain." The small photo shows the same specimen.  
 

 
bug guide (these photos):
http://bugguide.net/node/view/1448668