YOU SAID:

I believe I am a grateful person

INTO JAPANESE

私は感謝の気持ちを持っている

BACK INTO ENGLISH

I have gratitude.

INTO JAPANESE

感謝の気持ちがある。

BACK INTO ENGLISH

I feel grateful.

INTO JAPANESE

感謝の気持ちです。

BACK INTO ENGLISH

I'm grateful.

INTO JAPANESE

感謝している

BACK INTO ENGLISH

I appreciate your help.

INTO JAPANESE

ご援助を感謝します。

BACK INTO ENGLISH

I appreciate your help.