Benitez admits he hopes to add to his squad before the deadline.
"I have spoken with the President and I am convinced that we'll make some moves," he told Radio Kiss Kiss.
"We're working on a few things. Bigon is taking care of all that. There are about 2,000 names being mentioned in the newspapers, but I know who we're after.
"I'll be happy when the window closes on Friday, but I'll be even happier if we beat Lazio tomorrow.
"The Coppa Italia is a goal of ours, and a win tomorrow would see us go a step closer to that goal."
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