diff --git a/im-platform/src/main/java/com/bx/implatform/controller/UserController.java b/im-platform/src/main/java/com/bx/implatform/controller/UserController.java
index 13f4745..c124682 100644
--- a/im-platform/src/main/java/com/bx/implatform/controller/UserController.java
+++ b/im-platform/src/main/java/com/bx/implatform/controller/UserController.java
@@ -100,6 +100,12 @@ public class UserController {
             return ResultUtils.error(XSS_PARAM_ERROR);
         }
 
+        boolean check = userService.chenckRelation(customerId,targetId, userId);
+
+        if(!check){
+            return ResultUtils.error(XSS_PARAM_ERROR);
+        }
+
         userService.changeCustomer(customerId,targetId, userId);
 
         return ResultUtils.success();
diff --git a/im-platform/src/main/java/com/bx/implatform/service/UserService.java b/im-platform/src/main/java/com/bx/implatform/service/UserService.java
index 70919e8..1d8c6db 100644
--- a/im-platform/src/main/java/com/bx/implatform/service/UserService.java
+++ b/im-platform/src/main/java/com/bx/implatform/service/UserService.java
@@ -103,6 +103,12 @@ public interface UserService extends IService<User> {
      */
     void changeCustomer(Long customerId,Long targetId, Long userId);
 
+    /**
+     * 校验转接客服关系
+     * @param customerId 客服id targetId 转接的客服id userId 转接的用户id
+     */
+    boolean chenckRelation(Long customerId,Long targetId, Long userId);
+
     /**
      * 获取可转接的客服
      * @param userId 用户id
diff --git a/im-platform/src/main/java/com/bx/implatform/service/impl/FriendServiceImpl.java b/im-platform/src/main/java/com/bx/implatform/service/impl/FriendServiceImpl.java
index cc23c15..ad5f781 100644
--- a/im-platform/src/main/java/com/bx/implatform/service/impl/FriendServiceImpl.java
+++ b/im-platform/src/main/java/com/bx/implatform/service/impl/FriendServiceImpl.java
@@ -156,6 +156,7 @@ public class FriendServiceImpl extends ServiceImpl<FriendMapper, Friend> impleme
 
     @Override
     public void changeFriendRelation(Long customerId, Long targetId, Long userId) {
+        //获取原好友关系并校验
         LambdaQueryWrapper<Friend> wrapper = Wrappers.lambdaQuery();
         wrapper.eq(Friend::getUserId, customerId);
         wrapper.eq(Friend::getFriendId, userId);
@@ -176,6 +177,25 @@ public class FriendServiceImpl extends ServiceImpl<FriendMapper, Friend> impleme
         ids.add(friendAnother.getId());
         this.baseMapper.deleteByIds(ids);
 
+        //如果转接的客服与转接用户有关系，则删除
+        //1.客服与转接用户关系
+        LambdaQueryWrapper<Friend> wrapperTarget = Wrappers.lambdaQuery();
+        wrapperTarget.eq(Friend::getUserId, targetId);
+        wrapperTarget.eq(Friend::getFriendId, customerId);
+        Friend friendTarget = this.getOne(wrapperTarget);
+        if(Objects.nonNull(friendTarget)){
+            this.baseMapper.deleteById(friendTarget.getId());
+        }
+
+        //2.转接用户与客服关系
+        LambdaQueryWrapper<Friend> wrapperTarget2 = Wrappers.lambdaQuery();
+        wrapperTarget2.eq(Friend::getUserId, customerId);
+        wrapperTarget2.eq(Friend::getFriendId, targetId);
+        Friend friendTarget2 = this.getOne(wrapperTarget2);
+        if(Objects.nonNull(friendTarget2)){
+            this.baseMapper.deleteById(friendTarget2.getId());
+        }
+
         //获取转移目标客服对象
         User user = userMapper.selectById(targetId);
         if(Objects.isNull(user)){
diff --git a/im-platform/src/main/java/com/bx/implatform/service/impl/UserServiceImpl.java b/im-platform/src/main/java/com/bx/implatform/service/impl/UserServiceImpl.java
index a2024c5..e5f9cc1 100644
--- a/im-platform/src/main/java/com/bx/implatform/service/impl/UserServiceImpl.java
+++ b/im-platform/src/main/java/com/bx/implatform/service/impl/UserServiceImpl.java
@@ -361,6 +361,20 @@ public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements Us
 
     }
 
+    @Override
+    public boolean chenckRelation(Long customerId, Long targetId, Long userId) {
+        // 检查本身之间的关系
+        if(customerId.equals(targetId) || customerId.equals(userId) || targetId.equals(userId)){
+            return false;
+        }
+
+        // 检查是原客服和用户是否是好友
+        if(!friendService.isFriend(customerId, userId)){
+            return false;
+        }
+        return true;
+    }
+
     @Override
     public List<User> getEnableChangeCustomerList(Long userId) {
         LambdaQueryWrapper<User> queryWrapper = Wrappers.lambdaQuery();