person A: I got a random box of diapers the other day_comma_ the size and brand that my son wears. It was just delivered to my house and had no return address or anything. I don't know who sent them but it was very nice of them!
person B: Oh Wow! That is awesome! I wonder who did it.
person A: I have no idea_comma_ I asked anyone I thought might have done it but everyone said it wasn't them.
person B: That was very kind of them.