YOU SAID:
hello i am so happy to be here
INTO JAPANESE
こんにちは、私はここに来てとても幸せです
BACK INTO ENGLISH
Hello, I am very happy to come here
INTO JAPANESE
こんにちは、ここに来てとてもうれしいです
BACK INTO ENGLISH
Hello, I am very happy to come here
That didn't even make that much sense in English.