{% set system_prompt = "<|im_start|>system
Answer the questions." %}
{% set roles = ["<|im_start|>user
", "<|im_start|>assistant
"] %}
{% set sep = "<|im_end|>" %}

{{ system_prompt }}{{ sep }}

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