"Today, our minister held phone talks with US State Secretary Mike Pompeo, they discussed the situation in Syria," the source said.
The talks between Cavusoglu and Pompeo came after Turkish President Recep Tayyip Erdogan said earlier this week that Turkey could launch a military operation within days against the US-backed Kurdish People's Protection Units (YPG) east of the Euphrates River in northern Syria.
READ MORE: US Boosts Presence in NE Syria As Turkey Says No Daesh in Country
US-Turkish relations have suffered a setback amid Ankara's concerns over US support for the YPG. Ankara has also repeatedly accused Washington of failing to fulfil its promises regarding the withdrawal of the YPG from Syria’s Manbij.
Ankara regards YPG as an affiliate of the Kurdistan Workers' Party (PKK), outlawed in Turkey.