UA 3468 then AA 6097 at Charlotte
Newark → Charlotte → Greenville-Spartanburg
Timetable, Charlotte time
12:39UA 3468 from Newark at the gate
07:15AA 6097 to Greenville-Spartanburg leaves the gate
18 h 36 apart on the timetable, overnight
AA 6097 leaves 18 h 36 after UA 3468 arrives on the timetable: more than half a day, so not a connection we count.