about merge

hi
is possible to merge one cue list and two position to another show data?

I creat a show from A city.and I start tour to next city..
I use first show backfile to creat new theatre show....
now I creat a new cue list and position for next next city..

I would like to know is possible to creat a show from my first citybackfile and merge show file C's cue list and possition?

:)