Jack didn't let Ianto's interjection break his stride at all.
"Shawn didn't tell his dad he got a job out here? How irresponsible," he remarked in a 'boys will be boys' sort of way. "But if you made the trip all the way out here, it seems a bit silly to leave already. You can't have seen the castle or the market..." He grabbed Shawn and steered him towards Juliet. "Red Dragon Centre..." He gave Shawn a little 'go play tourguide until we decide what to do about her' shove. "And if you think this Starbucks is nice, you should see the one on Queen Street."