By I, do you mean you yourself, or a proxy for you like someone else who spoke to them?
By told, do you mean it was actually spoken to you, or was it more of a clairvoyant thing?
By phone, do you mean a real telephone, was it a landline, smartphone or old Nokia?
By acceptance letter, do you mean email or snail mail?
By should start, do you mean will possibly start, or can start, or that it is an undeniable fact it will happen?
By go, do you mean that the adcom will begin to "go" through the process of starting letters that will "go" out at some time, or that it is a "go" like a GO FOR LAUNCH kind of "go?"
By coming week, do you mean this week, or next week, or one of the many coming weeks in the coming weeks ahead?
It is seriously taking you too long to reply to this message already. 😉