it's called book
It's sort of a greeeting and can be translated as Hi there!
International means around the world
Book. (use a(n) (online) translator to translate separate verbs and nouns. Not whole sentences, as that may result in grammatical errors.
OK, first of all, this is not a question. It is a statement. On the face of it, it appears to say that if a person says "Je suis heureux" he is speaking nonsense, because what he says means nothing...