{%- if not add_generation_prompt is defined -%}
    {%- set add_generation_prompt = false -%}
{%- endif -%}
{%- for message in messages -%}
    {%- if message['role'] == 'system' -%}
        {{ message['content'] }}
    {%- elif message['role'] == 'user' -%}
        {{ 'Human: ' + message['content'] + '\\n' }}
    {%- elif message['role'] == 'assistant' -%}
        {{ 'Assistant: ' + message['content'] + '\\n' }}
    {%- endif -%}
{%- endfor -%}
{%- if add_generation_prompt and messages[-1]['role'] != 'assistant' -%}
    {{ 'Assistant: ' }}
{%- endif -%}