I'm regretful about the little one.
I feel regretful for you. I understand how challenging this situation can feel. I urge you, receive my genuine condolences.
I feel apologetic for your child. I know what challenging this situation can feel. I urge you, take my heartfelt regrets. I truly feel remorseful the inconvenience inflicted. I am anticipating that the little one will pardon me.

Avengers Infinity War