The context of the following conversation is Robin took Addison's  sick cat to take it to vet because Addison was out of town.:
Addison says My cat was sick the other day..
The friend responds Sorry to hear. How's your cat doing now?.
Addison responds He doing good at the moment. Robin took him to the vet because I was out of town..
The friend responds That's wonderful to hear. Robin is such a good friend..
Addison responds I agree. Without Robin, my cat could've been worst..
The friend responds Glad to hear..