I'm sorry for the inconvenience caused by the unforeseen circumstances. Sorry for the disruption this may have caused. Please accept my sincere apologies for any inconvenience you may have experienced.
Unfortunately, we are unable to meet your requirements currently. Apologies for any letdown this may bring. Apologies for any trouble you may have arisen. I apologize if there was any confusion in sharing information. Kindly pardon me if my actions have caused any inconvenience. I get it that this may be annoying. Apologies for any frustration you might have elicited. Please be assured that we are working to resolve the matter as quickly as possible. I sincerely apologize for any disruption you might have faced because of this situation.
I'm sorry for the inconvenience caused by the unforeseen circumstances. Sorry for the disruption this may have caused. Please accept my sincere apologies for any inconvenience you may have experienced.
Unfortunately, we are unable to meet your requirements currently. Apologies for any letdown this may bring. Apologies for any trouble you may have arisen. I apologize if there was any confusion in sharing information. Kindly pardon me if my actions have caused any inconvenience. I get it that this may be annoying. Apologies for any frustration you might have elicited. Please be assured that we are working to resolve the matter as quickly as possible. I sincerely apologize for any disruption you might have faced because of this situation.