[NEW] Sample Chapter 4 Tool Use

[leestott]

Description - create new sample for tool use for Chapter 4 using serpapi.com

Create a Notebook code sample using one or more (seperate samples) showing what Agentic RAG:

Autogen
Semantic Kernel
Azure AI Agent Service + Semantic Kernel
Resources
A good example of a self-contained notebook:
https://github.com/cohere-ai/cohere-developer-experience/blob/main/notebooks/react_agent_adaptive_rag_cohere.ipynb

How To
Following this example for Documentation and Notebook structure:
https://github.com/microsoft/ai-agents-for-beginners/blob/main/04-tool-use/code_samples/04-autogen.ipynb

[github-actions]

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