After getting the promotion, she was dancing on air for a week.
После получения повышения она неделю была на седьмом небе от счастья.
Definitions
To 'dance on air' is an idiomatic expression meaning to feel extremely happy or elated, as if one is so joyful that they are floating or dancing above the ground. In a different context, it can also be a euphemism for being hanged, but it is most commonly used to describe a state of great happiness.
