TK 1933 then AA 9602 at Heathrow
Istanbul → London → Dallas-Fort Worth
Timetable, London time
14:45TK 1933 from Istanbul at the gate
14:10AA 9602 to Dallas-Fort Worth leaves the gate
23 h 25 apart on the timetable, overnight
AA 9602 leaves 23 h 25 after TK 1933 arrives on the timetable: more than half a day, so not a connection we count.