FlyerTalk Forums - View Single Post - Can you upgrade 1 segment out of 4 to a higher class?
Old Dec 3, 2005 | 12:19 am
  #22  
Guy Betsy
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You cannot change one sector's booking code. Usually when an 's' booking code is concerned, it's a special fare that earns no miles. So that means, they cannot combine it with any sector that is a published fare.
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