A human family considers having a conversation. (TV: Resolution)
After a Dalek disabled all of Britain's Wi-Fi on 1 January 2019, a mother communicated this to her children. After one of them told her that the Wi-Fi was down, she clarified to him that "everything" was, including phone signal. After discovering that even Netflix was not working she suggested that they start a conversation, to the horror of her children. (TV: Resolution)
In an interview that K9 Mark II conducted upon himself, he mentioned that he missed the "stimulating conversation" with someone to easily beat at chess. (PROSE: K9)
"Eddie Duggan" and the Ninth Doctor had a long rambling conversation about early reggae records on a flight of stone steps in a square outside a club in Prague at 4AM. (PROSE: Have You Seen This Man?)