GF 6826 then DL 747 at JFK
Pittsburgh → New York → Los Angeles
Timetable, New York time
14:31GF 6826 from Pittsburgh at the gate
11:00DL 747 to Los Angeles leaves the gate
20 h 29 apart on the timetable, overnight
DL 747 leaves 20 h 29 after GF 6826 arrives on the timetable: more than half a day, so not a connection we count.