would be happy to
Se lei mi sposasse, sarei felice come un re.
If she married me, I would be as happy as a king.
— Manon delle sorgenti (1986)
Ne sarei felice, Monsieur DeCoteau.
I would be happy to, Monsieur DeCoteau.
— C'era una volta a… Hollywood (2019)
Se potessi avere un bicchiere d'acqua allora sarei felice!
If I could have a glass of water, I would be happy!
— Mosca non crede alle lacrime (1980)