According to ifeng.com, "Alright, good night" are the last words of the missing Malaysian flight MH370 before it lost contact. This was revealed at a meeting between Malaysian government and Chinese relatives of the passengers in Beijing.
The meeting was held by the Malaysian Ambassador to China and officials from the Malaysian Aviation Bureau at their request of the relatives in Lido Hotel. The Malaysian side said there is nothing unusual about the last words.
They also promised to have briefings on the updates of the search and rescue operations three times a day to the relatives at Lido Hotel. And Malaysia is also trying to arrange for chartered flights to fly the relatives to Kuala Lumpur once the missing plane is located.