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A: I'm hungry.
B: You already ate.
A: It wasn't enough, because I'm hungry again.
B: There's nothing left from dinner.
A: I'm going to get a snack.
B: What kind of snack are you going to make?
A: I don't know.
B: You can always make a sandwich.
A: I don't know what kind of sandwich I want.
B: Just make yourself a peanut butter and jelly sandwich.
A: I may just do that.
B: Go right ahead.