
I ASSURE you I am quite real...
The Big Bang Theory Season 4, Episode 5

I ASSURE you, she would be of no help.
Game of Thrones Season 4, Episode 8

Penny, I ASSURE you, I'm fine.
The Big Bang Theory Season 4, Episode 3

...of universes, I ASSURE you
that none of them am I dancing.
The Big Bang Theory Season 3, Episode 3

But well worth it, I ASSURE you.
Game of Thrones Season 5, Episode 9