DL 4959 then CI 5301 at JFK
Jacksonville → New York → Toronto
Timetable, New York time
10:09DL 4959 from Jacksonville at the gate
09:05CI 5301 to Toronto leaves the gate
22 h 56 apart on the timetable, overnight
CI 5301 leaves 22 h 56 after DL 4959 arrives on the timetable: more than half a day, so not a connection we count.