def create(self, vals):
# Try with create method, anytime a user tries to reserve a conference room; if the conference room is available, let the user to create; otherwise, raise a warning.
conference_room_ids = self.search([('conference_room_field', '=',vals['conference_room_field'])])
for room_id in conference_room_ids:
room_data = self.browse(room_id)
# If condition to check availability of conference room
if ((vals['start_date']>= room_data.start_date) and (vals['end_date'] <= room_data.start_date)) or (vals['start_date'] >= room_data.end_date):
print(room_data)
# Hence raise warning that conference room is already booked
else:
raise Warning('Conference Room is Already Booked !!')