The Red Devils have already added a Benfica defender to their squad this summer in the form of Victor Lindelof.
United will take in a International Champions Cup derby date with City on July 20 in Houston.
The 23-year-old is also being tracked by Barcelona, who are in the market for a right back.
"I don't keep track of that, it's not something I spend time on".
"The 22-year-old Swedish global centre back is a versatile defender and will make his debut on the summer tour of the U.S. in July".More news: Lorde feels lucky to have celebrity friends
Talisca says he loves Jose Mourinho and is hopeful that his representatives can agree a transfer to Old Trafford.
His somewhat fraught relationship with United manager Jose Mourinho during their time together at Real Madrid may be an issue that needs to be overcome, but manager and player know that they will be good for each other if they are reunited at Old Trafford. When you have that, you get better as well. I trust myself and it's going to be tough but I'm looking forward to it.
"I'm here to play football and perform as well as possible for Manchester United".
"I always had a dream of coming here to play in the Premier League so, for me, it's a dream come true".
Mundo Deportivo claims that Barcelona, Manchester City, Paris Saint-Germain and Bayern Munich are also interested in the Portugal worldwide but Jose Mourinho has stepped up the negotiations to fend off the competition and lure the right-back to Old Trafford.
His agent said earlier this week that United had lodged a "very important offer" with the Spanish giants to try to bring him to Manchester.