YOU SAID:

if i may be excused to temporarily and without hesitantly visit the restroom

INTO JAPANESE

一時的かつ躊躇せずにトイレに行くことを許されたら

BACK INTO ENGLISH

If you are allowed to go to the bathroom temporarily and without hesitation

INTO JAPANESE

一時的かつためらうことなくトイレに行くことが許されている場合

BACK INTO ENGLISH

If you are allowed to go to the bathroom temporarily and without hesitation