2. The method of claim 1 , wherein the inferring by the processor whether the second input from the user is related to the at least one linguistic element associated with the first conversation session is based on a determination of whether the second input contains a linguistic linking element.
2. The method of claim 1 , wherein the inferring by the processor whether the second input from the user is related to the at least one linguistic element associated with the first conversation session is based on a determination of whether the second input contains a linguistic linking element. 6. The method of claim 2 , further comprising, upon a condition in which the second input does not contain a linguistic linking element, the following: determining by the processor a measure of relatedness between (i) linguistic elements of the second input and (ii) the at least one linguistic element associated with the first conversation session based on the metadata associated with the set of content items; and upon a condition in which the measure of relatedness is equal to or greater than a threshold value, the inferring by the processor concludes that the second input is related to the at least one linguistic element associated with the first conversation session.