Phrases Phrases for Expressing Regret

I'm truly sorry for the oversight.

C1

Meaning

Expressing regret for a mistake or omission.

Example sentences

John: 'I apologize for missing the deadline.'<br>

Alice: 'I'm truly sorry for the oversight; it won't happen again.'

John: 'It's okay, but I'm truly sorry for the oversight.'

Alice: 'I forgot to send you the documents.'<br>