havana cuba unite state meet next week third round talk improve relations havana say thursday add two former cold war foes yet negotiate multibillion-dollar claim one another bilateral commission meet next monday cuban capital evaluate progress make put decades-old conflict behind identify new areas cooperation say gustavo machin deputy director u.s. affairs cuban foreign ministry set agenda rest year machin tell news conference yet negotiate topic claim even recognition side exist cuba u.s. reestablish diplomatic relations year ago sign agreements issue common concern environment postal service direct flight many differences remain however machin reiterate cuba demand return guantanamo naval base lift u.s. trade embargo cuba complain policy change u.s. carry relax currency restrictions island little real impact give persistent fear among u.s. institutions risk government sanction white house say march would allow u.s. bank process dollar transactions cuba long neither buyer seller u.s. entities bank transactions carry u.s. currency machin say still great fear cuba say lift 10 percent tax cash dollars clear u.s. bank process dollar transactions communist-ruled island issue reparations another sticky point late last year cuba u.s. outline respective claim former demand least 121 billion reparations u.s. trade embargo act describe aggressions caribbean country americans meanwhile seek upwards 10 billion compensation nationalize properties third bilateral commission lead josefina vidal cuban foreign ministry chief u.s. affairs kristie kenney counselor u.s. state department cuba u.s. officials meet next week deepen detente