Assad is no Sadat. Assad stated that Israel knows that it has to give up the Golan in order to have peace. And, Assad knows the cost to get it back. Distance from Iran, Recognition of Israel as a Jewish state, break with Hezbollah. The cost is too dear for Assad. But, most importatn Assad needs the conflict with Israel in order to diffuse discontent at home. Assad doesn't need the Golan; really does not want the Golan.
Israeli soldier collapses, dies from heatstroke during visit to Jerusalem's Old City (Haaretz)
from the article: Labor MK Yatom calls for talks with Syria without preconditions