English to Italian translation needed by Italian speakers only, not by online translator please!!!?

I am getting a female dog whos name is "Mia" (my/or mine in Italian....I think.) There are two phrases that I would like translated. And the online translators that I have used have all been a little different....The first one is "My beautiful girl" and the 2nd one is, "My beautiful... show more I am getting a female dog whos name is "Mia" (my/or mine in Italian....I think.) There are two phrases that I would like translated. And the online translators that I have used have all been a little different....The first one is "My beautiful girl" and the 2nd one is, "My beautiful angel."
I would like to know the proper way to say this to someone who is fluent in Italian.
Thank you so much for your help!!
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