A goodbye party has been organised for ex-minister for Foreign Affairs and Regional Integration, Nana Tetteh.
She was presented with a plague at the event by an official from the ministry.
Hanna Tetteh was appointed as Foreign Minister in 2013 after President John Mahama secured a first term mandate.
She was elected as the Member of Parliament for Awutu Senya West but lost the seat in the 2016 elections.
She previously served as trade and industry minister under the Mills administration in 2009.
He successor, Ms Ayorkor, says Ghana will pursue economic diplomacy in a bid to woo investors.
She was sworn into office last week at Ghana's embassy in Ethiopia.