YOU SAID:
i am excited to welcome my puppy into my family
INTO JAPANESE
私は私の子犬を私の家族に迎えることに興奮しています
BACK INTO ENGLISH
I am excited to welcome my puppy to my family
INTO JAPANESE
私は私の子犬を私の家族に歓迎することに興奮しています
BACK INTO ENGLISH
I am excited to welcome my puppy to my family
That didn't even make that much sense in English.