When a guide dog for a blind person approaches without a guardian

Guide dog for the visually impaired
If you approach without a guardian

Assistance dog without owner
When it approaches you, it is the owner.
It’s a sign for help because you’re in a state of confusion.

Assistance dog without owner
When it comes to you it
The owner is in trouble and asks for help.
Since it is a signal, follow the assistance dog.
It can easily damage your wallet or cell phone.