YOU SAID:

I am tired; therefore, it is time for me to sleep.

INTO JAPANESE

私は疲れています。したがって、私が寝る時間です。

BACK INTO ENGLISH

I am tired. Therefore, it is time I went to sleep.

INTO JAPANESE

私は疲れています。そのため、寝る時間です。

BACK INTO ENGLISH

I am tired. As a result, it's time for bed.

INTO JAPANESE

私は疲れています。その結果、寝る時間です。

BACK INTO ENGLISH

I am tired. As a result, it's time for bed.