YOU SAID:

Hey I am a nice guy how are you today.

INTO JAPANESE

やあ、私はいい人です、今日はどうですか。

BACK INTO ENGLISH

Hey, I'm nice, how are you today?

INTO JAPANESE

やあ、元気だよ、今日はどう？

BACK INTO ENGLISH

Hey, how are you, how are you today?

INTO JAPANESE

やあ、お元気ですか、今日はどうですか？

BACK INTO ENGLISH

Hey, how are you, how are you doing today?

INTO JAPANESE

やあ、お元気ですか、今日はどうですか？

BACK INTO ENGLISH

Hey, how are you, how are you doing today?