Scriptwriter and debutant director Akarsh Khurana’s Karwaan is a road trip film that stars Irrfan Khan and OK Kanmani actor Dulquer Salmaan. During a recent media interaction, Akarsh went candid and shared some incidents from the shooting diary and also revealed how the chemistry between Dulquer and Irrfan was. Recalling a shoot in Kerala the director said to Mumbai Mirror, …