When I look for *A award availability, I get this:
[KVS Availability Tool 6.0.0/Diamond - SNT: Awards/StarAlliance/JP-ANA-SP1]
GRU Sao Paulo Guarulhos Intl SP BR [SBGR]
SCL Santiago De Chile Arturo Merino Benitez CL [SCEL]
Carrier Flight From Depart To Arrive A/C St Availability
--------- ------ ---- -------- ---- -------- --- -- -------------
JJ 8026 GRU 09:05 SCL 12:05 773 0 FS@ CS@ YS@
JJ 8028 GRU 18:30 SCL 21:30 320 0 FS@ CS@ YS@
What does the @ sign mean?