DL 676 then B6 115 at JFK
Los Angeles → New York → San Francisco
Timetable, New York time
06:45DL 676 from Los Angeles at the gate
06:00B6 115 to San Francisco leaves the gate
23 h 15 apart on the timetable, overnight
B6 115 leaves 23 h 15 after DL 676 arrives on the timetable: more than half a day, so not a connection we count.