DL 5867 then DL 508 at Boston
South Bend → Boston → Los Angeles
Timetable, Boston time
16:19DL 5867 from South Bend at the gate
16:15DL 508 to Los Angeles leaves the gate
23 h 56 apart on the timetable, overnight
DL 508 leaves 23 h 56 after DL 5867 arrives on the timetable: more than half a day, so not a connection we count.