seal a deal(The flag carrier confirmed that it has sealed a deal with the U.S. aviation giant for 16 Boeing 777s to be delivered over a six-year period between 2012 and 2017. The MT – АД)
contract(contract to do something to formally agree to do something, for example by signing a contract: • Last month, the shipbuilding industry contracted to export 16 vessels. LBED Alexander Demidov)
seal a deal(The flag carrier confirmed that it has sealed a deal with the U.S. aviation giant for 16 Boeing 777s to be delivered over a six-year period between 2012 and 2017. The MT Alexander Demidov)
transact(to make and complete a purchase (= occasion when you buy something) or a sale: "The company transacts business in various foreign countries. "Some 40% of its foreign-exchange deals are now transacted through the net. transact with sb/something "IT lowers the costs of transacting with outside suppliers. CBED Alexander Demidov)
