I'm sorry for any trouble caused by the unexpected circumstances. My apologies for the inconvenience this may have caused. Please accept my sincere apologies for any disruption you might have encountered. Unfortunately, we can't to meet your requirements currently. Sorry for any letdown this may cause. Apologies for any inconvenience you may have encountered. I apologize if there were any misunderstanding in communication. Please pardon me for any actions have caused disruption. I get it that this must be annoying. Sorry for any inconvenience you might have caused. Please be assured that we are doing our best to solve the matter as quickly as possible. I sincerely apologize for any disruption you might have faced due to this situation.