7. The method of claim 1 , further comprising: identifying a second type of concept referred to by the primary user intent; identifying a second substring from the textual representation corresponding to the second type of concept; and determining a secondary user intent for the second substring, wherein performing the task flow is further based on the secondary user intent for the second substring.
10. The method of claim 7 , wherein determining the secondary user intent for the second substring comprises: determining a confidence score for a plurality of interpretations of the second substring; and determining the secondary user intent for the second substring based on an interpretation of the plurality of interpretations of the second substring having the highest confidence score.