I am not sure about this, but it must be the case, because the !WINE call worked for you now :) Maybe the bot should be commenting with a short message, if someone doesn't have enough wine staked or is out of calls, for users not to be confused @wine-token.
RE: The WINE ICO is now LIVE !! Be one of the first ones to participate in Hive's 1st ICO + win some extra $WINE !!! :)