Thaden

The Marketplace
As soon as you arrive on the city, he will tell you the following:
 * Thaden: Hail, young one. How may I assist you?
 * You: Who are you?
 * Thaden: You may call me Thaden. I am part of the delegation from Argonessen. My duty is to transport the Agents of Argonessen to... where they're needed.
 * You: Can you take me somewhere?
 * Thaden: I serve at the pleasure of Argonessen, not at the whims of anyone who saunters by... no offense. -- If you wish to go somewhere, you should seek permission from Cydonie. She's right over there.

After you get the (Gianthold storyline chain name) with Cydonie, he will transport you around:
 * Thaden: ????????????????

Gianthold
At anytime you are at Gianthold, you can talk to him:
 * Thaden: ??????????????