rtokens: Industry sources said there was no new date for fresh talks and blamed the deadlock on uncertainty over whether the British Airways-American deal would be cleared .
pos: PRP$ NNS VBD RB VBZ IN DT JJS VBN IN JJ NNS NNS VBN IN NNP IN DT NN VBD .
tokens: His comments came just minutes after the latest set of open skies talks ended in London with no deal signed .
ltokens: " I agree ... that without suitable undertakings the alliance would be likely to lead to a significant loss of actual and potential passengers , on those routes where BA and AA currently compete and for all passengers on the trans-Atlantic market route between the UK and U.S. , " he said .