In a statement, U.S. Secretary of State Mike Pompeo described the discussions as "productive," but no specific date was given for the transfer of remains.
German police said 33 of the 189 passengers on board were taken to a nearby hospital after complaining of headaches, ear pain and nausea.
"I think the European Union is a foe, what they do to us in trade," the president told CBS News.
"It felt like my heart was going to come out of my body," Yolany Padilla said of being reunited with her 6-year-old son.
"We were anticipating thoroughbreds, and we got sold a donkey," one farmer said.