AA 1869 then AA 1357 at Miami
Houston → Miami → New York JFK
Timetable, Miami time
20:35AA 1869 from Houston at the gate
19:53AA 1357 to New York JFK leaves the gate
23 h 18 apart on the timetable, overnight
AA 1357 leaves 23 h 18 after AA 1869 arrives on the timetable: more than half a day, so not a connection we count.