I sincerely apologize for the inconvenience.

Translation language

Meaning

A formal expression of regret for causing trouble or difficulty.

John: I'm so sorry, but the meeting is canceled.

Alice: Oh, I see. I sincerely apologize for the inconvenience.

John: No worries, things happen. Let me know when you're free to reschedule.

Alice: Thank you for understanding. Again, I sincerely apologize for the inconvenience.