3 hours should be fine if someone can come back after that to take the puppy out to the toilet and some play time. One thing with goldens is some lines have bad temperments but people on here can advise you on good breeders to look at. Good luck with finding your new family member

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"A dog is not "almost human," and I know of no greater insult to the canine race than to describe it as such."
John Holmes

Owned by Buster cairn terrier mix and Leo netherland dwarf mix bunny