YOU SAID:

I am sorry that I could not be what you needed.

INTO JAPANESE

私は何が必要私できないが残念です。

BACK INTO ENGLISH

I is what I is not.

INTO JAPANESE

私は私ではないです。

BACK INTO ENGLISH

Is not I.

INTO JAPANESE

私ではないです。

BACK INTO ENGLISH

Not me.

INTO JAPANESE

- 私のでは　無い

BACK INTO ENGLISH

Not me.