answer: #Person2# comes to amend an L / C and brings a letter to prove the approval of the amendment.
documents: #Person1#: Hi. Is there anything I can do for you?
  #Person2#: Hello, yes, I opened an L / C with you recently. We opened it 7 days ago.
  #Person1#: If you could show me your details, please. What can I do?
  #Person2#: We would like to amend it, please.
  #Person1#: We can amend it for you as long as your customer agrees to the amendment.
  #Person2#: It's all agreed, here's a letter to prove it.
  #Person1#: That's fine. All you need to do is fill in this form and state the amendment.