Yes, most hotel reservations are fully refundable provided that you cancel prior to the hotel's cancellation deadline, which is often 24 or 48 hours before the scheduled arrival. If you have a reservation that's non-refundable, you might be able to cancel it and be given a refund within 24 hours of booking. Plug in your dates, click on "Search", then you can use the "fully refundable" filter to get the best options available near Chimborazo.