Yassum

"I would like to sit down in your shade beside you," said the Tall Man. "Yassum," said the Little Bit of a Girl. […] "Why do you have the crutch?" asked the Tall Man presently. "Yassum, the crutch, the doctor he gave it to me, yassum," said the Little Bit of a Girl.

Q. If you would ask him to go to the store, for example, what would he say to that? A. He would say yassum. ¶ Q. Yes, ma'am? A. No, he wouldn't say that; he would say, yassum; and then I would think he is crazy.