I contacted Booking.com three days ago. Because of the time difference between North America and Europe, their agents were not able to get in touch with the motel staff for two days. Finally, this morning, I received the reply from Booking.com. This is where "Buyer Beware" comes into play:
Email reply sent September 6, 2014 by Booking.com Customer Service
The home page for Booking.com looks like this (Note the cancellation notice at the bottom.)
Home | FAQ Manage booking Dear Stephen Colberg,
Thank you for contacting the Booking.com Customer Service team.
We approached Premiere Classe Roissy on your behalf and asked them to modify your reservation.
Premiere Classe Roissy has informed us that your request can’t be honored because the rate booked for this reservation is nonrefundable. This means that the reservation can’t be changed or canceled without penalty. For your reference, you can review these conditions in your confirmation email.
We sincerely apologize that we weren’t able to help you regarding this matter. Your reservation is still active, with its original terms and conditions.
If you have any additional questions, please contact us at any time.
Booking.com Customer Service Team