B6 470 then DL 2057 at Boston
Fort Lauderdale → Boston → Dallas-Fort Worth
Timetable, Boston time
00:27B6 470 from Fort Lauderdale at the gate
12:55DL 2057 to Dallas-Fort Worth leaves the gate
12 h 28 apart on the timetable
DL 2057 leaves 12 h 28 after B6 470 arrives on the timetable: more than half a day, so not a connection we count.