Dragon Racer: First Flight by Margaret Bateson-Hill 

The dragon's face was so close Joanna could feel its hot breath on her cheeks.  She reach up to touch it...

Joanna Morris has no idea that her life is about to change once she shoots to stardom as the youngest dragon flyer in the country, flying the stunning silver spiked-back racing dragon, Excelsior is more exciting thatn anything she's even knnown and he's soon her closest friend in the world. 

But beneath the glitz and glamour of dragon racing lie burning ambitions that threaten to consume anything and anyone that stands in the way - including the sport's rising stars...