But no, the team she suggested was Gliscor/Charizard/Squirtle/Primeape/Butterfree/Lapras. No Haunter.
(also note that there was an early episode of SPH that went through all the Pokemon Satoshi had ever had, though. It wasn't listed there either. Coupled with it never being brought up anywhere else either, it should be pretty clear the writers never considered it to have been his)