AA 556 then 8C 1231 at Miami
Los Angeles → Miami → San Juan
Timetable, Miami time
19:07AA 556 from Los Angeles at the gate
15:008C 1231 to San Juan leaves the gate
19 h 53 apart on the timetable, overnight
8C 1231 leaves 19 h 53 after AA 556 arrives on the timetable: more than half a day, so not a connection we count.