UA 2301 then AA 1962 at Charlotte
Newark → Charlotte → Pittsburgh
Timetable, Charlotte time
22:13UA 2301 from Newark at the gate
21:45AA 1962 to Pittsburgh leaves the gate
23 h 32 apart on the timetable, overnight
AA 1962 leaves 23 h 32 after UA 2301 arrives on the timetable: more than half a day, so not a connection we count.