Because it is a meeting that sometimes happens. The rep closes, delivery hears about it days later, and the scope is reconstructed from the proposal by somebody who was not in any of the conversations.
The assumptions and exclusions are what get lost, and those are exactly what the argument in month two will be about.
The mechanical parts: opening the project from the won deal with its contracted lines, rates and milestone dates; creating the delivery record; making the customer visible to support with their entitlement.
This is safe to automate because it is copying facts that already exist rather than making judgements.
The record, yes. Starting work should still be a decision.
Both — Flow keeps the relationship, Loop the delivery.
Then the handover call is where it gets pinned down, before work starts.
Half an hour with your own data usually saves reading three of these. The guides will still be here afterwards.