diff --git a/erpnext/crm/doctype/appointment/test_appointment.py b/erpnext/crm/doctype/appointment/test_appointment.py
index e446712..96c4e4f 100644
--- a/erpnext/crm/doctype/appointment/test_appointment.py
+++ b/erpnext/crm/doctype/appointment/test_appointment.py
@@ -34,14 +34,14 @@
     def tearDown(self):
         delete_appointments()
 
-	def delete_appointments(self):
-		doc_list = frappe.get_list('Appointment',filters={'scheduled_time':datetime.datetime.min,'customer_phone_number':'8088'})
-		for doc in doc_list:
-			doc.delete()
+    def delete_appointments(self):
+        doc_list = frappe.get_list('Appointment',filters={'scheduled_time':datetime.datetime.min,'customer_phone_number':'8088'})
+        for doc in doc_list:
+            doc.delete()
 
     def test_number_of_appointments(self):
         settings = frappe.get_doc('Appointment Booking Settings')
-        self.assertLessEqual(frappe.db.count('Apoointment',
-                                            filters={'scheduled_time': datetime.datetime.min, 'customer_name':}),
+        self.assertFalse(frappe.db.exists('Apoointment',
+                                            filters={'scheduled_time': datetime.datetime.min, 'customer_name':'Extra Customer'}),
                              settings.number_of_agents,
                              "Number of appointments exceed number of agents")
diff --git a/erpnext/crm/doctype/appointment_booking_settings/appointment_booking_settings.json b/erpnext/crm/doctype/appointment_booking_settings/appointment_booking_settings.json
index cf27f77..11820b9 100644
--- a/erpnext/crm/doctype/appointment_booking_settings/appointment_booking_settings.json
+++ b/erpnext/crm/doctype/appointment_booking_settings/appointment_booking_settings.json
@@ -48,7 +48,7 @@
   }
  ],
  "issingle": 1,
- "modified": "2019-09-03 12:27:09.763730",
+ "modified": "2019-09-10 15:02:39.969131",
  "modified_by": "Administrator",
  "module": "CRM",
  "name": "Appointment Booking Settings",
diff --git a/erpnext/crm/doctype/availability_of_slots/availability_of_slots.json b/erpnext/crm/doctype/availability_of_slots/availability_of_slots.json
index d26f7ce..b54af8d 100644
--- a/erpnext/crm/doctype/availability_of_slots/availability_of_slots.json
+++ b/erpnext/crm/doctype/availability_of_slots/availability_of_slots.json
@@ -1,5 +1,5 @@
 {
- "creation": "2019-08-27 10:52:54.204677",
+ "creation": "2019-09-10 15:02:05.779434",
  "doctype": "DocType",
  "editable_grid": 1,
  "engine": "InnoDB",
@@ -21,7 +21,7 @@
    "fieldname": "from_time",
    "fieldtype": "Time",
    "in_list_view": 1,
-   "label": "From Time ",
+   "label": "From Time",
    "reqd": 1
   },
   {
@@ -33,10 +33,10 @@
   }
  ],
  "istable": 1,
- "modified": "2019-08-27 10:52:54.204677",
+ "modified": "2019-09-10 15:05:20.406855",
  "modified_by": "Administrator",
  "module": "CRM",
- "name": "Availabilty Of Slots",
+ "name": "Availability Of Slots",
  "owner": "Administrator",
  "permissions": [],
  "quick_entry": 1,
diff --git a/erpnext/crm/doctype/availability_of_slots/availability_of_slots.py b/erpnext/crm/doctype/availability_of_slots/availability_of_slots.py
index 94fb0c9..8258471 100644
--- a/erpnext/crm/doctype/availability_of_slots/availability_of_slots.py
+++ b/erpnext/crm/doctype/availability_of_slots/availability_of_slots.py
@@ -6,6 +6,5 @@
 # import frappe
 from frappe.model.document import Document
 
-
 class AvailabilityOfSlots(Document):
-    pass
+	pass