Используйте «air castle» в предложении

1. "But tell me now, count," exclaimed Albert, delighted at the idea of having to chaperon so distinguished a person as Monte Cristo; "tell me truly whether you are in earnest, or if this project of visiting Paris is merely one of the chimerical and uncertain air castles of which we make so many in the course of our lives, but which, like a house built on the sand, is liable to be blown over by the first puff of wind?"

2. Tom’s story at dinner was as delightful as a fairy tale to her, and if the first one had been made pleasant by anticipation, the feast of realization transported her to the realm of air castles