@Annabelle237 How weird. As you have no reviews and have only just joined Airbnb I wonder if they limit people at first. Have you made many bookings recently?
Are you still seeing this message today? If so, it would be great if you could perhaps share a screenshot of this with us -it might be helpful for the community to better understand what might be happening here, seeing at which step it is occurring and if there are any other clues around. 🙂