YOU SAID:
How are you today, my friend?
INTO JAPANESE
今日はどうですか、私の友人ですか?
BACK INTO ENGLISH
How is your day, my friend?
INTO JAPANESE
あなたの日はどうですか、私の友人ですか?
BACK INTO ENGLISH
How is your day, my friend?
That didn't even make that much sense in English.