"Ah, traveling here is really easy! Even if you can't eat the berries..."

Which he sounds a little put out about.

"Even when there's not a road or path there's still lots of level open ground, and it's easy to buy lots of extra food and stuff in towns. And if you have Pokémon you're not really alone anyway..."

Shrike's used to having to travel alone. On foot. In the mountains. As far as he's concerned Johto is almost literally a walk in the park.