wanted small pedegree dog

hi can eny 1 help me plz i am looking for a small pedegree dog to join our home puppy ore older but has to be 100 percent with children nd used to other dogs and cats is a must must be a cat freindly dog and not a lot of money so wud have to be free ore cheap as am a single mum and dont work i have a huge back garden enclosed for when dog wanted to play out the dog cudnt get out and live near lot of fields for nice walks also the dog would have a happy well loved home forever lots time and love to give a home is for life in my house big animal lover x