I take it that that means that you've had both of those things lately, then? Judging by the surroundings, you've got at least one of the things covered. [Jack pauses, before grinning slightly]

Speaking of plants, actually. Ianto tells me that you're allergic to a certain type of them, then? [Oh yes, averting the attention from his current relationship problems by trying to embarrass Sulu instead, on of Jack's favorite tactics, here]