I'm sorry for the inconvenience caused by the unexpected circumstances. My apologies for the inconvenience this may have caused. Kindly accept my sincere apologies for any inconvenience you may have experienced. Unfortunately, we can't to fulfill your request currently. Apologies for any letdown this may cause. Sorry for any inconvenience that may have
arisen. I'm sorry if there were any misunderstanding in sharing information. Kindly forgive me if my actions have caused any inconvenience. I understand that this must be frustrating. Sorry for any frustration you might have caused. Rest assured that we are doing our best to resolve the matter as quickly as possible. I'm truly sorry for any inconvenience you might have faced due to this circumstance.