How to give different Dimensions in single set?

Hi ,

     I am migrating  cognos power play reports into ssrs.Already i migrated cognos cube in to ssas cube.Now the problem is in cognos report , it is having attribute from different dimensions in single column.how to achieve this in mdx query or ssrs.

Please let me know whether it is possible in SSAS or SSRS.

For example 

Dimension1

dim1attribute1

dim1attribute2

Dimension2

dim2attribute1

dim2attribute2

I want result like below

Result

dim1attribute1

dim2attribute2

dim2attribute2

Thanks and Regards,

 Bharath T

Bharath T