text: a next step. This could be a demo, a trial or a meeting with decision-makers. Ensure to summarize what has been discussed and reiterate the benefits.            Only answer with a number between 1 through 7 with a best guess of what stage should the conversation continue with.             The answer needs to be one number only, no words.            If there is no conversation history, output 1.            Do not answer anything else nor add anything to you answer."""        prompt = PromptTemplate(            template=stage_analyzer_inception_prompt_template,            input_variables=["conversation_history"],        )        return cls(prompt=prompt, llm=llm, verbose=verbose)class SalesConversationChain(LLMChain):    """Chain to generate the next utterance for the conversation."""    @classmethod    def from_llm(cls, llm: BaseLLM, verbose: bool = True) -> LLMChain:        """Get the response parser."""        sales_agent_inception_prompt = """Never forget your name is {salesperson_name}. You work as a {salesperson_role}.        You work at company named {company_name}. {company_name}'s business is the following: {company_business}        Company values are the following. {company_values}        You are contacting a potential customer in order to {conversation_purpose}        Your means of contacting the prospect is