[In the car, driving along the motorway]
L: What is inside that lorry?
D: I don’t know.
L: [Mildly annoyed] Yes you do. Why has it got that sort of frozen sign on the side of it?
D: Maybe it’s carrying frozen goods.
L: Like ice?
D: Yep, it could be ice, more likely to be-.
D: Well, no. Probably-
L: [With conviction] Like ice, or sweetcorn.