B6 1536 then DL 1643 at JFK
Santiago (Dominican Republic) → New York → Austin
Timetable, New York time
01:29B6 1536 from Santiago (Dominican Republic) at the gate
13:35DL 1643 to Austin leaves the gate
12 h 06 apart on the timetable
DL 1643 leaves 12 h 06 after B6 1536 arrives on the timetable: more than half a day, so not a connection we count.