But Lightfoot acknowledged it will be difficult to get the state legislature to pass the online tax with lawmakers set to meet for only six days this fall, and with the mayor already hoping they will change the tax structure for a Chicago casino and approve a graduated real estate transfer tax that would charge a higher rate for more expensive sales. “We’ll see. Again, the veto session is going to be really, really short, and we’ve got two very big priorities, which is casinos and a real estate transfer tax,” she said.