Update dotnet/samples/GettingStarted/AgentWithOpenAI/README.md

Co-authored-by: Copilot <[email protected]>

Author: SergeyMenshykh

dotnet/samples/GettingStarted/AgentWithOpenAI/README.md

@@ -12,5 +12,5 @@ Agent Framework provides additional support to allow OpenAI developers to use th
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 |[Creating an AIAgent](./Agent_OpenAI_Step01_Running/)|This sample demonstrates how to create and run a basic agent with native OpenAI SDK types. Shows both regular and streaming invocation of the agent.|
 |[Using Reasoning Capabilities](./Agent_OpenAI_Step02_Reasoning/)|This sample demonstrates how to create an AI agent with reasoning capabilities using OpenAI's reasoning models and response types.|
-|[Creating an Agent from a ChatClient](./Agent_OpenAI_Step03_CreateFromChatClient/)|This sample demonstrates how to create an AI agent directly from a OpenAI.Chat.ChatClient instance using OpenAIChatClientAgent.|
+|[Creating an Agent from a ChatClient](./Agent_OpenAI_Step03_CreateFromChatClient/)|This sample demonstrates how to create an AI agent directly from an OpenAI.Chat.ChatClient instance using OpenAIChatClientAgent.|
 |[Creating an Agent from an OpenAIResponseClient](./Agent_OpenAI_Step04_CreateFromOpenAIResponseClient/)|This sample demonstrates how to create an AI agent directly from an OpenAI.Responses.OpenAIResponseClient instance using OpenAIResponseClientAgent.|