Joli sourire
"Smile" in French is "sourire."
Senyum manis
To smile -> Sourire
sourire beat
un beau sourire
un sourire mignon
"You like to smile" is "Vous aimez bien sourire." If you're speaking to a close friend or a child (or God), it's "tu aimes bien sourire."
jolie
tu m'as fait sourire
de raisons de sourire
Sourire simple doux
It depends on who you're telling it to. Say you look nice or you look lovely or you look beautiful. Or you can just say you look pretty or can smile and be happy with him.