27 year old Girl With a pet looking for accommodation either in Spain or Portugal

My name is Alini, I'm 27 years old originally from Brazil but have been living In Norway for the last 17 years. I have an American bulldog that is 8 years old that I will have to bring with me. I work in a cruiseship in Norway so I will bare traveling away 2 weeks at the time, so I will need a roommate that doesn't mind walking my dog while I'm away at work, I can pay more rent for this or I can pay money for this extra help. I'm just tired of living in a such cold country so I'm looking for new life experiences, such as learning Spanish. please contact me if this sounds interesting to you and I will anwser as soon as posible