B6 112 then DL 5679 at Boston
Chicago O'Hare → Boston → Louisville
Timetable, Boston time
16:49B6 112 from Chicago O'Hare at the gate
09:55DL 5679 to Louisville leaves the gate
17 h 06 apart on the timetable, overnight
DL 5679 leaves 17 h 06 after B6 112 arrives on the timetable: more than half a day, so not a connection we count.