She was not sure which of them broke the connection.
They said they'd call back and broke the connection before I could say much of anything.
He broke the connection before she could say another word.
She broke the connection before he could say anything else.
He broke the connection and sat silent for a couple of minutes.
I'll have the car meet you she said, and broke the connection with one finger.
On the other hand, perhaps he had to break the connection quickly.
She broke the connection, and he took a deep breath.
He was about to break the connection when the other captain said something.
They broke the connection and ran to the dead body.