UA 4741 then UA 491 at Houston
Baton Rouge → Houston → New Orleans
Timetable, Houston time
08:34UA 4741 from Baton Rouge at the gate
07:35UA 491 to New Orleans leaves the gate
23 h 01 apart on the timetable, overnight
UA 491 leaves 23 h 01 after UA 4741 arrives on the timetable: more than half a day, so not a connection we count.