I
apologize for any trouble caused by the unforeseen circumstances. Sorry for the inconvenience this may have brought about. Please accept my sincere apologies for any disruption you might have encountered. Regrettably, we are unable to meet your requirements at this time. Sorry for any disappointment this may cause. Apologies for any trouble you may have encountered. I'm sorry if there were any misunderstanding in communication. Kindly pardon me for any actions have brought about disruption. I understand that this may be annoying. Sorry for any inconvenience you might have caused. Please be assured that we are doing our best to resolve the matter as promptly as possible. I'm truly sorry for any inconvenience you might have faced because of this situation.