Sounds a bit unnatural to me: любезная is a bookish word. In case if she specifically did something nice in a certain situation, the most typical phrase would be была очень любезна.
Л была очень любезна угостить нас чаем с пирогом.
Dekewtişî
hetê endamêko/a nenas/e ra ame îlawekerdene, August 9, 2012
hetê endamêko/a nenas/e ra ame girêdayene, August 9, 2012
hetê endamêko/a nenas/e ra ame pergalkerdene, August 10, 2012