Yeah, they ain't even left paradise yet and she already drew a line in the sand on not getting flowers yet and putting dude's word on the line. Dude obviously crashed out with the texts in the end, but there were other ways for her to get her way about this that didn't suck the fun out of the room on some zero sum shyt. She skipped right past using her flirty, feminine influence to get the same result and made it a problem.
Aside from that, she's in her late 30s and having been married for a decade and a half, I wish people truly knew that the rom com hopes are cool, but so much of this is just loving each other through mundane, boring life shyt. When I told my wife about the flowers, she was like flowers are nice but