person A: I went to the race track. Since we used to go there with my grandparents_comma_ it brought back a lot of memories. 
person B: That's so funny_comma_ I was just looking at the racing schedule yesterday! I love races- if you are talking about horse races. And good memories are the best. 
person A: They were the horse races. My grandparents went twice a week. 
person B: Did they used to take you? They can be so exciting. 