DL 5727 then DL 508 at Boston
New York LaGuardia → Boston → Los Angeles
Timetable, Boston time
16:22DL 5727 from New York LaGuardia at the gate
16:15DL 508 to Los Angeles leaves the gate
23 h 53 apart on the timetable, overnight
DL 508 leaves 23 h 53 after DL 5727 arrives on the timetable: more than half a day, so not a connection we count.