The Spanish giants only managed a goalless draw at home to Chelsea in the semi-final first-leg on Tuesday.
“We still have our chances, it is still 50-50. I hope they will not play like that,” he exclusively told Sky Sport.
“They came here to sit in front their defence. They came not to concede. They have obtained that.
“We will try and score the goal which will take us to the final of the Champions League.
“We are still confident, the good thing is that the second game will be open. The two clubs will try to play football not only one, like tonight.
“We will be there to play our football.”
