Help Required on SQL search the the fields till space/-

Dear All,

Could you please help me with the below query :-

Create Table #Users1

(

UniQueNumber Varchar(50),

FName varchar (50),

LName Varchar (50),

Number varchar(10),

CreateDate Datetime

)

INSERT INTO #Users1 Values ('44354','Kumar','Shruthi-hh','11111','05-25-2016 00:10:000')

INSERT INTO #Users1 Values ('44254','Shankar','Raj','22222','05-25-2016 01:18:000')

INSERT INTO #Users1 Values ('34154','Babu','Swamy k','33333','05-25-2016 06:10:000')

INSERT INTO #Users1 Values ('35054','Mani','Kanta H','44444','06-25-2016 06:10:000')

I need My Result should be :- Here I am not understaning how to get the 'UniQueNumber' column values AS shows below

UniQueNumber Fname LName

44354-KShruthi Kumar Shruthi-hh

44254-SRaj Shankar Raj

34154-BSwamy Babu Swamy k

35054-MKanta Mani Kanta H

My Query :-

SELECT (UniQueNumber + '-' + SUBSTRING(FName,1,1) + CASE WHEN PATINDEX('%-%',LName) > 0 THEN SUBSTRING(LName,0,PATINDEX('%-%',LName)) ELSE LName END) as UniQueNumber

,FName

,LName

,Number

,CreateDate

FROM #Users2

Here I am not understanding how to manage the space as well in the above query