I pulled out the docs and took another look.
Indicates flight is LA (lan) 4974 aircraft is A 320 departs AEP 8:40am arrives USH at 12:25pm
Seats assigned at check in
FROM THE DOCS
" Each guest is limited to one (1) carry-on of no more than 5kg (11LBS) and two (2) checked bags not to exceed 20 kg (44 lbs) per piece. " per piece is high lighted.