Core/Gossip: improve gossips related to Dual Talent Specialization

src/server/game/Entities/Player/Player.cpp

@@ -14098,6 +14098,7 @@ void Player::PrepareGossipMenu(WorldObject* source, uint32 menuId /*= 0*/, bool
                     break;
                 }
                 case GOSSIP_OPTION_LEARNDUALSPEC:
+                case GOSSIP_OPTION_DUALSPEC_INFO:
                     if (!(GetSpecsCount() == 1 && creature->isCanTrainingAndResetTalentsOf(this) && !(getLevel() < sWorld->getIntConfig(CONFIG_MIN_DUALSPEC_LEVEL))))
                         canTalk = false;
                     break;
@@ -14279,6 +14280,7 @@ void Player::OnGossipSelect(WorldObject* source, uint32 gossipListId, uint32 men
     switch (gossipOptionId)
     {
         case GOSSIP_OPTION_GOSSIP:
+        case GOSSIP_OPTION_DUALSPEC_INFO:
         {
             if (menuItemData->GossipActionPoi)
                 PlayerTalkClass->SendPointOfInterest(menuItemData->GossipActionPoi);
@@ -14320,8 +14322,8 @@ void Player::OnGossipSelect(WorldObject* source, uint32 gossipListId, uint32 men
                 CastSpell(this, 63680, true, nullptr, nullptr, GetGUID());
                 CastSpell(this, 63624, true, nullptr, nullptr, GetGUID());
 
-                // Should show another Gossip text with "Congratulations..."
-                PlayerTalkClass->SendCloseGossip();
+                PrepareGossipMenu(source, menuItemData->GossipActionMenuId);
+                SendPreparedGossip(source);
             }
             break;
         case GOSSIP_OPTION_UNLEARNTALENTS: