AZ 608 then DL 747 at JFK
Rome → New York → Los Angeles
Timetable, New York time
14:15AZ 608 from Rome at the gate
11:00DL 747 to Los Angeles leaves the gate
20 h 45 apart on the timetable, overnight
DL 747 leaves 20 h 45 after AZ 608 arrives on the timetable: more than half a day, so not a connection we count.