To obtain the highest quality wine for the banquet, Shamani recommends asking Byrglaent.
This quest is available if you have completed the quest What Do You Mean You Forgot the Wine.
Starting the Quest
Talk to Shamani Lohmani in Wineport in the western half of Eastern La Noscea to begin the quest.
Speak with Byrglaent
Go into the building northwest of Shamani and talk to Byrglaent to proceed.
Speak with Shamani
Go back and talk to Shamani to complete the quest.
Next Main Scenario Quest
After you complete the quest, talk to Shamani Lohmani to accept the next quest: It Won't Work.