### Answer
To address the behavior of the assistant consistently appending "how can I assist you today" to its responses, you may need to adjust the assistant's configuration. While the information sources provided do not directly address customizing this specific behavior, the assistant's behavior is largely determined by its model settings and the system prompt configured in your Vapi dashboard. Adjusting these settings can significantly alter how the assistant interacts. For detailed guidance on assistant configuration options, you might want to explore the documentation on creating and updating assistants for insights into customizing assistant behavior [(1)](
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) .
If the repetitive phrase is not part of the intended responses and persists despite adjustments, it might be embedded in the system prompt or another part of the assistant's configuration that's not immediately obvious. Reviewing the entire configuration for any unintended repetition or exploring more advanced customization options could help resolve this issue.