dublin ireland foreign minister friday welcome theresa may speech florence call brexit transition deal say lot work still require eu could move next phase talk britain eu say talk future relationship start 27 eu governments satisfy sufficient progress make term britain departure include britain border ireland clear still many outstanding issue lot work still require european leaders make decision parallel discussions eu future relationship uk begin simon coveney say statement key thing today comment prime minister may translate deliverables across negotiate table brussels ireland say 'lot work need move next phase brexit talk