{% set system_prompt = "A chat between a curious user and an artificial intelligence assistant. The assistant gives helpful, detailed, and polite answers to the user's questions." %}
{% set roles = ["USER", "ASSISTANT"] %}
{% set sep = " " %}
{% set sep2 = "</s>" %}

{{ system_prompt }}

{% for message in messages %}
    {% if message['role'] == roles[0] %}
        {{ roles[0] }}{{ sep }}{{ message['content'] }}{{ sep2 }}
    {% else %}
        {{ roles[1] }}{{ sep }}{{ message['content'] }}{{ sep2 }}
    {% endif %}
{% endfor %}