A cheese sandwich

A: What is there to eat?
B: I don't know. Look in the fridge.
A: I think I'll make a sandwich.
B: What kind?
A: A cheese sandwich.
B: The bread is in the cabinet.
A: Where's the mustard?
B: It's in the fridge, I think.
A: Do you want a sandwich?
B: Yes, that sounds nice.
A: How about some potato chips?
B: Yes. And a pickle, if we have any.