diff --git a/b2b/02.marketing/scenario.yml b/b2b/02.marketing/scenario.yml
index 7cfc677..dbab908 100644
--- a/b2b/02.marketing/scenario.yml
+++ b/b2b/02.marketing/scenario.yml
@@ -29,8 +29,8 @@ tasks:
 
   - name: Place Call
     type: opensips-mi
+    script: scripts/place_call.py
     args:
-      - b2b_trigger_scenario
       - marketing
       - customer,sip:customer@{{ caller_ip }}:{{ caller_port }}
       - media,sip:announcement@{{ media_ip }}:{{ media_port }}
diff --git a/b2b/02.marketing/scripts/place_call.py b/b2b/02.marketing/scripts/place_call.py
new file mode 100644
index 0000000..1b845c6
--- /dev/null
+++ b/b2b/02.marketing/scripts/place_call.py
@@ -0,0 +1,24 @@
+from opensips.mi import OpenSIPSMI, OpenSIPSMIException
+import sys
+import os
+
+mi_type = os.getenv('MI_TYPE', 'http')
+mi_ip = os.getenv('MI_IP', '127.0.0.1')
+mi_port = os.getenv('MI_PORT', '8888')
+
+if mi_type == 'http':
+    handler = OpenSIPSMI(conn='http', url='http://{}:{}/mi'.format(mi_ip, mi_port))
+elif mi_type == 'datagram':
+    handler = OpenSIPSMI(conn='datagram', datagram_ip=mi_ip, datagram_port=mi_port)
+else:
+    sys.exit(1)
+
+if len(sys.argv) < 5:
+    sys.exit(1)
+
+try:
+    handler.execute("b2b_trigger_scenario",
+                    [sys.argv[1], sys.argv[2], sys.argv[3], [sys.argv[4]]])
+except OpenSIPSMIException as e:
+    print(e)
+    sys.exit(1)