After a phone call with Carrie, Quinn assumes that she is going to refuse his proposal, so he accepts the mission just as the assassination team is about to leave, after having written his own letter addressed to Carrie.
She is going to refuse his proposal. This was after having written his own letter addressed to Carrie. This is what Quinn assumes after a phone call with Carrie. He accepts the mission. This is. A phone call with Carrie. The assassination team is about to leave. This is after. He was having written his own letter addressed to Carrie. This was. A phone call with Carrie.