Problem when using Dialoflow in HASS

I have tried to use Dialogflow in my configuration as simple as this

dialogflow:

intent_script:
Temperature:
speech:
text: The temperature at home is 30 degrees

and when I start hass i am getting

ERROR:homeassistant.scripts.check_config:BURB
Traceback (most recent call last):
File “/usr/local/lib/python3.6/site-packages/homeassistant/scripts/check_config.py”, line 207, in check
res[‘components’] = check_ha_config_file(hass)
File “/usr/local/lib/python3.6/site-packages/homeassistant/scripts/check_config.py”, line 340, in check_ha_config_file
component = loader.get_component(hass, domain)
File “/usr/local/lib/python3.6/site-packages/homeassistant/loader.py”, line 92, in get_component
module = importlib.import_module(path)
File “/usr/local/lib/python3.6/importlib/init.py”, line 126, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File “”, line 994, in _gcd_import
File “”, line 971, in _find_and_load
File “”, line 955, in _find_and_load_unlocked
File “”, line 665, in _load_unlocked
File “”, line 678, in exec_module
File “”, line 219, in _call_with_frames_removed
File “/usr/local/lib/python3.6/site-packages/homeassistant/components/dialogflow/init.py”, line 88, in
config_entry_flow.register_webhook_flow(
AttributeError: module ‘homeassistant.helpers.config_entry_flow’ has no attribute ‘register_webhook_flow’
Fatal error while loading config: module ‘homeassistant.helpers.config_entry_flow’ has no attribute ‘register_webhook_flow’
Failed config
General Errors:
- module ‘homeassistant.helpers.config_entry_flow’ has no attribute ‘register_webhook_flow’

Any thoughts on this?

This is happening to me as well…

Any one guys? You help will be greatly appreciated.

@codylv7.
Do you have any clue about this what might be going wrong?