Looking for a few different locations/times... my usual searches haven't found anything so thought I'd ask here

Only looking for the refundable rates, not the pre-pay.

Arlington TX (one of the hotels near six flags) 7/2-7/5
TPS currently $149, SHS $119, RI $159, FFI $88~$101

Williamsburg VA 6/12-6/14
FFI $139, SHS $159, RI $189, CY $139

Boston Marriott Copley 12/4-12/6 or 12/11-12/13
$269 first dates / $199 second dates