Dicky, Dicky, Dicky!

Hi

Richard! Oh, Richard! Dicky, Dicky, Dicky! Something like when you
call animals to get to you?
We've come back for you! Brother! There you are.

**** / Dicky = Richard ( a short version of the name )

Whoa. I've heard of Ritchie but Dicky?
Is there a table of some sort to short versions of names?

"Dicky" is very common for children up to about age eleven or twelve. They sometimes graduate to "Ritch."

Re your excerpt, I have no idea of the context, but the repetition of the name three times like that is less like calling a pet than like scolding a child, with the implied promise of punishment to come.

With a small child it might be punctuated with a slow shaking of the

MadhulkRichard! Oh, Richard! Dicky, Dicky, Dicky! Something like when you
call animals to get to you?

We've come back for you! Brother! There you are.

In the context you supply I take the repetition of "Dicky" to be a sign of relief or

Hi, Ray. I guess that makes more sense. I've heard a surprising number of stories about families on a road trip who drive a hundred miles before realizing they've left one of their children in the toilet.