You say it like you normally do, you don't translate names in Finnish.
It is pronounced and written the same way in Finnish.
Jason.
Mikä sinun nimesi on?
Since Johnny is a name, you say it the same way
Minun nimeni on Michelle.
Minun nimeni on Mackenzie.
For you is sinulle in Finnish.
How is miten in Finnish.
"Hei, olen Kate"
I am not Finnish. - (Minä) en ole suomalainen.
Finnish legend in Finnish is "suomalainen legenda".
since Paige is a name, so it would not be translated.