Without a way to test it, they shouldn't jump to conclusions and remain careful. Of course. It would be good if they could find a way to retrieve their skills- Ignis would definitively feel more comfortable about being stuck here.

"Then let us go find him." And while he trusts Prompto to take care of himself, he too knows that his fright of heights is bigger than Noctis'. So making sure that their blond friend is alright, he joins Noctis.