YOU SAID:
Hi what is up with you today
INTO JAPANESE
こんにちは、今日はどうしたのですか
BACK INTO ENGLISH
Hello, what's up today?
INTO JAPANESE
こんにちは、今日は何ですか?
BACK INTO ENGLISH
Hello, what are you doing today?
INTO JAPANESE
こんにちは、今日は何をしていますか?
BACK INTO ENGLISH
Hello, what are you doing today?
You've done this before, haven't you.