Don’t use standalone questions as this this could encourage people to respond in the ways you don’t support. To avoid that add buttons with the specific answers to the message and ask people to choose one.
Conversational UX Design. All Facebook Messenger Bots Interactions
Anna Iurchenko
1.5K16

True, but immo the challenge of a smart conversational UX is just to be able to reply intelligently to these “standalone questions”…:)