"I'm very much looking forward to it," Alberto said.
"I'm going to a club like Liverpool, a new culture, a new language, I have to adapt quickly but I'm really looking forward to this big step.
"There are many Spaniards in England and they are doing quite well.
"Seeing all of them succeeding there motivates me even more."
He admits, however, it will be a wrench to leave his hometown club.
"I've always said that this is the club where I grew up, it's my home," he told Spanish newspaper Diario de Sevilla.
"I owe a lot to Sevilla, although I'm leaving a little hurt because I haven't had the chance to show what I can do in the Primera Division.
"I've had to take a difficult and important decision and I hope I've got it right."