He's just a regular guy who loves his dog.

他也不过是个十分疼爱自己狗儿的平凡人。

《牛津词典》

The guy, without missing a beat, says "This is my seeing-eye dog."

这家伙脸不红心不跳地说：“这是我的导盲犬。”

youdao

I'm a boring guy with a 9-5 job who lives in a quiet neighborhood with his wife and his dog.

我是一个乏味的家伙，和妻子还有狗住在一个安静的社区，过着朝九晚五的生活。

youdao

The men were hungry, but their boss in the white helmet was a bit skeptical when I told him a guy working at a hot dog cart some 10 blocks away claimed to have 50 hot dogs he could sell them.

FORBES: Wall Street Gets Back to Business, But For How Long?

Usually you see homeless people with a dog, it's a dog that's like the guy.

NPR: Redevelopment in L.A. Affects Homeless Population

Does that guy want to be going out on the dog show circuit?

WSJ: Westminster Kennel Club Dog Show on Sports Radio: Longtime Listener, First-Time Barker��Jason Gay