Addressing a press conference along with Pakistan Prime Minister Imran Khan ahead of their bilaterl meeting, Trump said: "If I can help, I will certainly help," he said. "If both (Pakistan and India) want, I am ready to do it," Pakistani media quoted him as saying.
"I am ready, willing and able. It's a complex issue. It's been going on for a long time. But if both want it, I will be ready to do it."
The US President said he has "good relationship" with Prime Minister Narendra Modi and a "very good relationship" with Prime Minister Imran Khan.
Avoiding to directly answer a question about UN resolutions on Kashmir, Trump reiterated that he is ready to play his role in South Asia if both India and Pakistan are willing.
Trump met Imran Khan a day after attending the Howdy Modi event in Houston along with Indian Prime Minister Narendra Modi.
Imran Khan said: "Trump heads the most powerful country in the world. And the most powerful country in the world has a responsibility.
"I honestly feel that this crisis could become much bigger. We look to the US to put out flames in the world," he said, Pakistani media reports said.
( With inputs from IANS )