         Sentence United: Airlines  plang .“to.° become “the © ‘first  domestic airline to. offér e-mail  on ‘all its domestic. flights. by  the end. of. the’ year ,~ the  company ‘announced ‘yeste¢rday ~~.    ‘Sentence 2: United Airways: plans  ‘to. offer in-flight: ,. two-way, ¢-  mail.on all-idomestic ‘flights’ by  the: end: df.-the year -:.becoming  the: first..U.S. carrier to do so