Sure! Here’s a possible completion of the dialogue using the correct verb forms:
So, what are you doing here in Chicago, mister? I am visiting some clients. Where are you from? You don’t mind me asking, do you? Not at all. From Inchon, in Korea. Good place to be! Me, I'm from Idaho. How long are you staying here? Three days. I am going home on Saturday. OK. Hey, do you like steak? Do you know where the best steak in all of America comes from? That's right — Idaho!