AA 2813 then BA 202 at Boston
Charlotte → Boston → London
Timetable, Boston time
21:50AA 2813 from Charlotte at the gate
21:30BA 202 to London leaves the gate
23 h 40 apart on the timetable, overnight
BA 202 leaves 23 h 40 after AA 2813 arrives on the timetable: more than half a day, so not a connection we count.