My story is identical. They told me that they were Wyndham reservation, charged me 50% above the room rate and never send me a receipt. I complained to Wyndham and to Microtel-by-Wyndham and all I got were form letters from the following individuals.
Dawn D.
Specialist, Customer Care
Microtel by Wyndham
Office: *******142
*******@wyn.com
Kim B.
Research Specialist
Wyndham Hotel Group
Phone: *******891
WHG Customer Care 3
*******@wyn.com