'Retrieves responses for a well known flow.
Args:
session_id: The session_id to get the requests/responses for.
Yields:
The retrieved responses.'

def FetchResponses(self, session_id):

    timestamp = (0, (self.frozen_timestamp or rdfvalue.RDFDatetime.Now()))
    for response in self.data_store.FetchResponsesForWellKnownFlow(session_id, self.response_limit, timestamp=timestamp, token=self.token):
        (yield response)
