Question: what to say to a best friend who lost her dad?
Answer: My heartfelt condolences. ...  Your father always bragged about how wonderful you were. ...  Your father was one of the nicest people I know and I know that he was a great dad too. ...  I am truly sorry for your loss. ...  No matter wherever he is, he'll always be watching over you. ...  I was so sorry to hear about your father's passing.