AA 918 then WN 3522 at Miami
Lima → Miami → St Louis
Timetable, Miami time
04:51AA 918 from Lima at the gate
17:30WN 3522 to St Louis leaves the gate
12 h 39 apart on the timetable
WN 3522 leaves 12 h 39 after AA 918 arrives on the timetable: more than half a day, so not a connection we count.