This service linked Dural and the City via the M2 and was therefore known as a "M2 City" express service.
ðɪs sˈɜːvɪs lˈɪŋkt dˈʊɹɹəl ænd ðə sˈɪɾi vˈaɪə ðɪ ˈɛm tˈuː ænd wʌz ðˈɛɹfoːɹ nˈoʊn æz ˈeɪ "ˈɛm tˈuː sˈɪɾi" ɛkspɹˈɛs sˈɜːvɪs.