Not that I have one, or really that much of a hankering, but for a North American source at $1600 CAD...... These guys are in Toronto. It apparently comes with the canopy.

Personally, I've used a bike trailer until now, and now use a Burley Kazoo for the 3yo, while the 5yo bikes (school is 2.5km away)

Wike Box Bike | Wike Bicycle Trailers - The Walk and Bike Company