AA 1901 then DL 5679 at Boston
Charlotte → Boston → Louisville
Timetable, Boston time
17:42AA 1901 from Charlotte at the gate
09:55DL 5679 to Louisville leaves the gate
16 h 13 apart on the timetable, overnight
DL 5679 leaves 16 h 13 after AA 1901 arrives on the timetable: more than half a day, so not a connection we count.