Here is a complete system prompt for a grounded assistant — 268 words, six blocks, nothing decorative. Copy it first, then read the annotation, which says what each block is for and what breaks when you take it out.

The template

Substitute your own product name, your own data blocks and your own escalation limits. Everything else is structural and transfers.

# Role and scope

You are the support assistant for Northwind Logistics. You answer questions