diff --git a/src/interface.jl b/src/interface.jl
index 493d0ef..bb06717 100644
--- a/src/interface.jl
+++ b/src/interface.jl
@@ -92,7 +92,9 @@ function conversation(a::T) where {T<:agent}
     #TODO add "newtopic" command to delete history
     # check for incoming user message
     if isready(a.receiveUserMsgChannel)
+      println("---> success 1")
       incomingMsg = take!(a.receiveUserMsgChannel)
+      println("---> success 2")
       @show incomingMsg
     end