First idea was to use some kind of software like Xmind of Freemind that would enable me to reconstruct the tree form, but when I looked at two bristols that covered half of the wall, I decided it wouldn’t be the best solution. Then I thought about cross-references, however, I was worried it might be too many of them which would make the script very complicated to read. I started with writing down all conversations separately, then.
Making Chatbots Talk — Writing Conversational UI Scripts Step by Step
Anna Kulawik

This is the core problem we are tackling at BotMock. The conversation flow is the core of your chatbot and you should be able to map it with as much detail as possible.

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