Be in a transport of delight literary phrase
"Delight" can be replaced by "joy".
To be extremely delighted and excited
I remember being in a transport of delight when my wife got pregnant.
She has been in a transport of delight because her boyfriend proposed to her.
To make someone feel more confident or happy, especially when they thought that they can't achieve what they want
Happy or cheerful; in a good mood
To smile broadly
The verb "be" must be conjugated according to its tense.
The origin of this phrase is not clear.