diff --git a/TODO.md b/TODO.md
index e2997f4..9f15ccf 100644
--- a/TODO.md
+++ b/TODO.md
@@ -35,3 +35,4 @@
 - [ ] Fuseau horaire
 - [ ] Calendar API: [docs](https://github.com/googleapis/google-api-python-client/blob/master/docs/start.md)
 - [ ] Blog
+- [ ] Call update_calendar from BookingManager. SOlve circular dependencies
diff --git a/rental/models/booking.py b/rental/models/booking.py
index c489413..e274a19 100644
--- a/rental/models/booking.py
+++ b/rental/models/booking.py
@@ -2,6 +2,7 @@ from datetime import datetime
 from django.db import models
 from rental.models.guest import Guest
 from rental.models.place import Place
+# from rental.services.calendar import update_calendar
 
 
 class BookingManager(models.Manager):
@@ -10,10 +11,11 @@ class BookingManager(models.Manager):
     """
 
     def create_booking(self, **kwargs):
-        """ create_booking creates a Booking instance. """
+        """ create_booking creates a Booking instance, computes the price and 
+            updates the remote calendar. """
         booking = self.create(**kwargs)
         booking.price = booking.get_price()
-
+        # update_calendar(booking)
         return booking
 
 
diff --git a/rental/bookings.py b/rental/services/calendar.py
similarity index 93%
rename from rental/bookings.py
rename to rental/services/calendar.py
index 977f0d8..3f07c13 100644
--- a/rental/bookings.py
+++ b/rental/services/calendar.py
@@ -1,17 +1,17 @@
-from django.shortcuts import get_object_or_404
-from rental.models.booking import Booking
-from rental.models.contact import Contact
-from rental.models.guest import Guest
-from rental.models.picture import Picture
-from rental.models.place import Place
-from rental.models.testimonial import Testimonial
-from villafleurie.settings import BASE_DIR
 import datetime
 from google.auth.transport.requests import Request
 from google_auth_oauthlib.flow import InstalledAppFlow
 from googleapiclient.discovery import build
 import os.path
 import pickle
+from villafleurie.settings import BASE_DIR
+from django.shortcuts import get_object_or_404
+from rental.models.contact import Contact
+from rental.models.guest import Guest
+from rental.models.picture import Picture
+from rental.models.place import Place
+from rental.models.testimonial import Testimonial
+from rental.models.booking import Booking
 
 
 def build_calendar_api_service():
@@ -151,4 +151,20 @@ def update_calendar(reservation):
 
 
 if __name__ == '__main__':
+
     s, c = build_calendar_api_service()
+
+    from google_auth_oauthlib.flow import Flow
+
+    SCOPES = [
+        'https://www.googleapis.com/auth/calendar',
+        'https://www.googleapis.com/auth/calendar.events'
+    ]
+
+    SECRETS = '/client_secrets.json'
+
+    flow = Flow.from_client_secrets_file(
+        SECRETS,
+        scopes=SCOPES,
+        redirect_uri='http://localhost:8080/'
+    )
diff --git a/rental/views.py b/rental/views.py
index ad7bb8a..bf2d22b 100644
--- a/rental/views.py
+++ b/rental/views.py
@@ -10,8 +10,7 @@ from rental.models.guest import Guest
 from rental.models.picture import Picture
 from rental.models.place import Place
 from rental.models.testimonial import Testimonial
-
-from rental.bookings import check_availability, synchronize_calendars, update_calendar
+from rental.services.calendar import check_availability, synchronize_calendars, update_calendar
 from rental.tasks.apiMailer import *  # or gMailer
 
 
@@ -81,15 +80,14 @@ def handle_reservation_form(request, context={}, init_template='rental/reservati
 
                 place = get_object_or_404(Place, name=place_name)
                 available = check_availability(place, start, end)
-                price = get_reservation_price(place, start, end)
+
                 if available:
                     reservation = Booking.objects.create_booking(
                         guest=guest,
                         place=place,
                         message=message,
                         start=start,
-                        end=end,
-                        price=price
+                        end=end
                     )
                     send_quotation.delay(name, email)
                     update_calendar(reservation)