Reply intent classifier

Columns it needs

Classify this email reply into exactly one intent: interested, not_now, referral, not_a_fit, unsubscribe, auto_reply.

Reply:
{{Reply Body}}

Rules:
- Out-of-office and bounce notices are auto_reply.
- "Talk to my colleague" is referral even if the tone is positive.
- Any removal request is unsubscribe, regardless of tone.

Return JSON only: {"intent": "...", "referral_name": "" }