YOU SAID:

If I have to sit here waiting much longer, I'm going insane.

INTO JAPANESE

私がもっと長く待ってここに座らなければならないならば、私は非常識です

BACK INTO ENGLISH

If I have to wait longer and sit here, I am insane

INTO JAPANESE

もっと長く待ってここに座らなければならないとしたら、私は非常識

BACK INTO ENGLISH

If I have to wait longer and sit here, I am insane