R D Henham: 2 books

For anyone who dreams of dragon riding... Jace, a high-wire acrobat in a traveling circus, thought he knew the thrill of adventure. But when he meets Belen, a strange girl with no memory of her past, he soon discovers how much more adventure--and danger--awaits him. Not long after Belen joins...

Unlock the secret of the gold dragon... When the blue dragon Lazuli threatens to destroy Sandon's village of Hartfall, Sandon vows to locate the legendary gold dragon, once Hartfall's sworn protector, and convince it to return. Sandon finds the gold dragon's lair--only to stumble on a secret...