I'm sorry for any trouble caused by the unexpected circumstances. My apologies for the disruption this may have brought about. Kindly accept my sincere apologies for any disruption you might have encountered. Regrettably, we can't to fulfill your request at this time. Apologies for any letdown this may bring. Apologies for any inconvenience you may have encountered. I apologize if there was any confusion in sharing information. Kindly pardon me if my actions have brought about any inconvenience. I understand that this must be annoying. 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 disruption you may have faced due to this circumstance.