2 people, 2 nights B&B with dinner on the first night plus children stay free in your room including breakfast. Prices from £139 per couple and not per person, valid until 2nd Sept. Not sure what availabilty is like. There are 22 hotels around the country most of which are 4 star.
To book call 0845 0740050 and quote 'Natwest' (offer found in Natwest summer magazine).
Sounds a bit of a bargain! First post so hope if turns out okay.