Originally Posted by Rushfan1

Thank you Stranger. This is what I got when I checked fare class availability using the following site http://publicbackup.com/shared/flyertalk/availability/:

J9 C9 D9 Z9 Y9 B9 M9 U9 H9 Q9 V9 W9 S0 L0 K0 N0 G0 P0 T0 E0

That is the reason for my confusion, I saw no reference at all to R. Did you use a different site or is there something above that I am missing?