UA 3468 then AA 5543 at Charlotte
Newark → Charlotte → Pittsburgh
Timetable, Charlotte time
12:39UA 3468 from Newark at the gate
08:30AA 5543 to Pittsburgh leaves the gate
19 h 51 apart on the timetable, overnight
AA 5543 leaves 19 h 51 after UA 3468 arrives on the timetable: more than half a day, so not a connection we count.