Use a fake area prefix

app.py

@@ -40,9 +40,9 @@ interface = gr.Interface(
   fn=generate_text,
   inputs=[
       gr.Textbox(lines=1, placeholder="Enter text to anonimize...", label="Prompt",
-      value="My name is Filipe and my phone number is 543-121-2234. How are you?")
+      value="My name is Filipe and my phone number is 555-121-2234. How are you?")
   ],
-  outputs=gr.Textbox(label="Generated text"),
+  outputs=gr.Textbox(label="Generated text")
 )
 
 # Launch the interface