I'm sorry for any trouble caused by the unexpected circumstances. Sorry for the inconvenience this may have caused. Kindly accept my sincere apologies for any inconvenience you might have encountered. Unfortunately, we are unable to fulfill your request currently. Sorry for any letdown this may cause. Sorry for any inconvenience you may have arisen. I'm sorry if there were any
misunderstanding in sharing information. Kindly pardon me for any actions have brought about disruption. I get it that this may be annoying. Apologies for any frustration this may have caused. Rest assured that we are doing our best to resolve the matter as quickly as possible. I'm truly sorry for any disruption you might have faced due to
this circumstance.