Human: What is the best way to keep a dog from begging for food? Assistant: 
The best way to keep a dog from begging for food is to provide them with plenty of nutritious and appropriate meals. Make sure they have access to clean water at all times, and give them toys or activities to keep them entertained while you're away. If your dog is still exhibiting signs of hunger or begging behavior, consult your veterinarian about appetite stimulants or other dietary changes that may help.