convert xml response into php string

I want to extract output in php format from url : http://ift.tt/1CVBsvN

this is the present output :

<Result>
<ukey>1234</ukey>
<status>FAILED</status>
<balance>0.0000</balance>
<number>87xxxxxx76</number>
<resultcode>1016</resultcode>
<amount>50</amount>