When clicking the delete button on a conversation, make it so that there is either a popup alert (more likely) or a form of a UI similar to the rename UI, where the delete button changes in-place to the confirm (less likely, as too easy to dismiss as not important).
When clicking the delete button on a conversation, make it so that there is either a popup alert (more likely) or a form of a UI similar to the rename UI, where the delete button changes in-place to the confirm (less likely, as too easy to dismiss as not important).