I'm sorry
for any trouble caused by the unexpected circumstances. My apologies for the inconvenience this may have brought about. Kindly accept my deepest apologies for any inconvenience you may have experienced. Unfortunately, we can't to fulfill your request at this time. Sorry for any disappointment this may bring. Apologies for any inconvenience that may have encountered. I'm sorry if there were any misunderstanding in sharing information. Kindly pardon
me if my actions have brought about disruption. I understand that this must be frustrating. Apologies for any frustration you might have caused. Rest assured that we are doing our best to resolve the matter as quickly as possible. I sincerely apologize for any inconvenience you may have faced due to this circumstance.