I feel regretful about the little one.
I feel apologetic about your child. I understand what difficult such a situation might seem. I urge you, receive my sincere condolences.
I'm regretful for your child. I understand how tough this situation can be. I urge you, take my heartfelt condolences. I genuinely am saddened the inconvenience brought about. I am anticipating that you will forgive me.
