But it's still unclear when the currently stalled trade negotiations between the two economic superpowers will restart, Lighthizer said.
The U.S. and China have imposed tariffs on billions of dollars' worth of one another's goods since the start of 2018.
Trump's remarks came a day before the Fed was set to announce its next decision on interest rates.
President Donald Trump on Tuesday announced that he will not nominate acting Defense Secretary Patrick Shanahan to hold the position in a permanent capacity. Army Secretary Mark Esper will become the new acting defense secretary, Trump said.
In a tweet, Trump said that he and Xi's "respective teams will begin talks prior to our meeting."
Electronic material that Infowars host Alex Jones turned over to families of Sandy Hook Elementary School shooting victims who are suing him contained images of child pornography, according to a bombshell legal filing.
The newspaper wrote that Goldman's executive are hoping CEO David Solomon's changes to a firm that historically thrived in investment banking and trading will boost its stagnant stock price.
U.S. ambassador to Israel David Friedman called the gesture a "birthday present" to Trump, who turned 73 on Friday.
Federal prosecutors and lawyers for President Donald Trump's first national security advisor, Michael Flynn, on Friday asked a judge in Washington, D.C., to delay his criminal sentencing for lying to the FBI for at least another 60 days.
The remarks appear to contradict his past remarks to CNBC, when he vowed to slap tariffs on $300 billion of Chinese imports if Xi didn't go.