I'm Sorry Little One I'm apologetic for the little one.
I am regretful about your child. I understand how difficult such a situation might seem. I kindly request, accept my sincere apologies.
I am sorry about the little one. I know what difficult the situation might seem. I urge you, take my sincere regrets. I genuinely am saddened for the upset inflicted. I'm hoping that your child will pardon me.