Student or Learner
1. we would like to confirm with you the goods were collected on March 10
2. we would like confirm to you the goods were pick up on March 10
Your meaning is slightly different in each one::
We would like to confirm to you that the goods were picked up on March 10th = we are confirming that this happened. The goods were collected from us.
We would like to confirm with you ..... = can you confirm that this happened. The goods were collected from your factory/depot/warehouse.