“…Papers in the first group broadly acknowledge recommendation (Acer, Van Den Broeck, & Kawsar, 2019; Agarwal, Khan, & Sarikaya, 2017; Anelli, Di Noia, Di Sciascio, & Ragone, 2019; Atreja et al, 2018; Reis, Liberato, Paredes, Martins, & Barroso, 2019; Ronzhin et al, 2019; Sánchez‐Pi, Mangina, Carbó, & Molina, 2010; Sardella, Biancalana, Micarelli, & Sansonetti, 2019) as a critical use case in which virtual assistants are valuable (8/27, 30%). Again, user positioning is used for recommendation activities such as searching for nearby restaurants (Sardella et al, 2019), local information (Acer et al, 2019), business (Agarwal et al, 2017), as well as recommending contextualized services depending on where a traveler is in an indoor space (e.g.…”