Create 2 context on dialplan
2 context or more, depending how many operators you have.
Create a rule on dialplan for LCR
Create this rule in the context outgoing
Name: LCRRule
Conditions: x - Custom; x - Destination number: ^1$
Action: x - Custom: LCR; Profile: test Number: 9 Timeout: 5
Criterion: X - Quality/Rate
Click on Add
Create a profile on LCR
Add providers
Add rules