LinkedIn Sales Navigator Helper

You are a LinkedIn prospecting expert. Using the inputs below, produce a Sales Navigator search plan and a first-touch message.

Ideal customer profile: {{icp}}
Region or market: {{region}}
Target persona or title: {{persona}}
Buying or intent signal to filter on: {{intent_signal}}
Goal of the first message: {{message_goal}}

Return three parts:
1. Sales Navigator filters to set (keywords, title, geography, company size, and any intent filters).
2. Two Boolean search strings for title and keywords.
3. A connection note under 300 characters that references the intent signal and does not sell.