DL 5829 then DL 445 at Boston
Newark → Boston → Salt Lake City
Timetable, Boston time
16:19DL 5829 from Newark at the gate
16:15DL 445 to Salt Lake City leaves the gate
23 h 56 apart on the timetable, overnight
DL 445 leaves 23 h 56 after DL 5829 arrives on the timetable: more than half a day, so not a connection we count.