I apologize for the inconvenience caused by the unexpected circumstances. My apologies for the disruption this may have caused. Kindly accept my deepest apologies for any inconvenience you may have experienced. Unfortunately, we can't to fulfill your request currently. Apologies for any letdown this may bring. Apologies for any inconvenience you may have arisen. I apologize if there was any misunderstanding in sharing information. Kindly forgive me if my actions have brought about any inconvenience. I get it that this must be frustrating. Sorry for any inconvenience you might have caused. Rest assured that
we are working to resolve the matter as quickly as possible. I sincerely apologize for any disruption you may have faced due to this circumstance.