I completely agree with what others have said: don’t try an overnight drive. Especially if this would be the first time for one.
I tried an overnight drive once in my life. And only that once. I’d done plenty of nighttime driving, but never a full overnight. I came close to killing myself, and possibly others, several times. Despite multiple stops for Starbucks (double espresso shots) and Red Bull. No one knows how their body will handle it until they’ve tried it, and if their body can’t handle it they may find out too late ...