Pardon me for horning in, but...
“The next day, just by being in proximity of my black thumb, most of the blooms fell off :( “
That’s not YOUR fault! Orchids WILL drop blooms if they are moved around a lot or were re-potted while blooming.
I’d tell your daughter to take it back to the shop where she purchased it and demand her money back, or demand a replacement. That is not acceptable. I’d never do that to a customer; thought the shop where she bought it might not have the best-trained staff. But still...
I know how you feel. Two years ago I got an Easter lily, didn’t last a week.
Our church youth gave all the ladies at church begonias for Mother’s Day. I put them in a hanging basket outside.......so far so good.
I’m fine with veggies and herbs —— but ebony black is my thumb when it comes to flowers or any kind of houseplant.