AA 2719 then UA 3440 at Charlotte
Baltimore → Charlotte → Newark
Timetable, Charlotte time
12:35AA 2719 from Baltimore at the gate
12:21UA 3440 to Newark leaves the gate
23 h 46 apart on the timetable, overnight
UA 3440 leaves 23 h 46 after AA 2719 arrives on the timetable: more than half a day, so not a connection we count.