input: 
  def ask_dialogflow_assistant(project_id: str, session_id: str):
      """ Create a virtual assistant that interacts with the user using Dialogflow.
      The assistant waits for user input, sends the query to Dialogflow, 
      and prints the response received from Dialogflow's agent.
      >>> ask_dialogflow_assistant('project-id', 'session-id')
      User: What is the weather today?
      Assistant: The weather today is sunny with a high of 25°C.
      >>> ask_dialogflow_assistant('new-project-id', 'new-session-id')
      User: Hello
      Assistant: Hi there! How can I assist you today?
      """
      import dialogflow_v2 as dialogflow
  
      session_client = dialogflow.SessionsClient()
      session = session_client.session_path(project_id, session_id)
  
      while True:
          text = input('User: ')
          text_input = dialogflow.types.TextInput(text=text, language_code='en-US')
          query_input = dialogflow.types.QueryInput(text=text_input)
          response = session_client.detect_intent(session=session, query_input=query_input)
  
          print('Assistant:', response.query_result.fulfillment_text)
  
output:     import dialogflow_v2 as dialogflow
  
      session_client = dialogflow.SessionsClient()
      session = session_client.session_path(project_id, session_id)
  
      while True:
          text = input('User: ')
          text_input = dialogflow.types.TextInput(text=text, language_code='en-US')
          query_input = dialogflow.types.QueryInput(text=text_input)
          response = session_client.detect_intent(session=session, query_input=query_input)
  
          print('Assistant:', response.query_result.fulfillment_text)