UA 3463 then AA 1881 at Charlotte
Newark → Charlotte → Kansas City
Timetable, Charlotte time
16:52UA 3463 from Newark at the gate
16:12AA 1881 to Kansas City leaves the gate
23 h 20 apart on the timetable, overnight
AA 1881 leaves 23 h 20 after UA 3463 arrives on the timetable: more than half a day, so not a connection we count.