> For the complete documentation index, see [llms.txt](https://en.help.firstline.cc/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://en.help.firstline.cc/feature/chatbot/scenario/example.md).

# Scenario examples

- [Search and reply to knowledge base articles](https://en.help.firstline.cc/feature/chatbot/scenario/example/fan-li-sou-xun-zhi-shi-ku-gong-neng.md)
- [Urgent email forwarding](https://en.help.firstline.cc/feature/chatbot/scenario/example/importance-marker.md)
- [Blocklist](https://en.help.firstline.cc/feature/chatbot/scenario/example/block-customer.md)
- [Webhook integration guide](https://en.help.firstline.cc/feature/chatbot/scenario/example/webhook-integration-guide.md)
- [How to communicate via API](https://en.help.firstline.cc/feature/chatbot/scenario/example/how-to-use-api.md): FIRST LINE conversation scripts can help you automatically respond to customer conversations, but in some scenarios you may need to query data or send notifications through external APIs. This article briefly introduces how to do it.
- [Show different LINE OA rich menus based on entry source](https://en.help.firstline.cc/feature/chatbot/scenario/example/show-different-line-oa-rich-menus-based-on-entry-source.md)
- [Create a reusable main menu](https://en.help.firstline.cc/feature/chatbot/scenario/example/create-a-reusable-main-menu.md): Explains how to split the trigger entry and the main menu into two separate scripts, allowing customers to return directly to the main menu from different flows without entering a message again.