[CI 4555] Support assistant pdp functions (#381)

* Add asa pdp methods

* Add types

* Add tests

* lint

* Remove onlys

* Correct casing

* Update questions

* lint

* Address comments

* Update PIA naming

* Correct descriptions

* Name change

Author: crgee1

cspell.json

@@ -47,6 +47,7 @@
     "rerank",
     "atcs",
     "testdata",
-    "Bytespider"
+    "Bytespider",
+    "Timespans"
   ]
 }