<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by ClipperJCM:
Does anyone have any idea why our reservation would have been randomly canceled? </font>
Maybe they follow the old practice of requiring reconfirmation. I couldn't see a definitive statement of policy, but the CSA website states:
<font face="Verdana, Arial, Helvetica, sans-serif" size="2">
RECONFIRMATION OF SEATS
If you have reserved your seat for a return or connecting flight, we recommend you to reconfirm it at any CSA office.</font>