* Add example nb for async funcs
* Add a notebook based test for async function calls
* Update nb
* Update nb
* Remove duplicate code
* Rename func for consistency
* Fix bug
* Add intro text for cmd cell 4
* Add a short comment on await
* Update agentchat_function_call_async.ipynb
Minor typo
* Add link to nb
---------
Co-authored-by: Joshua Kim <joshkyh@users.noreply.github.com>
Co-authored-by: Qingyun Wu <qingyun.wu@psu.edu>
