From Elines:

One month COLAs and JobShares may be offered for the May 2018 bid month. Interested Flight Attendants should submit a request via CCS no later than March 20, 2018, 10 am, home domicile time. Medical benefits at active employee rates are NOT included in this one-month COLA offering for May. Flight Attendants awarded this one-month COLA are not required to fly April carryover trips. 

For additional information on COLAs, reference Sections 15.B. & 15.N. of our JCBA and Section 16 for the provisions of the Jobshare program.