You volunteered to help at a university open day. You were assigned to guide visitors in the morning, but a required class has just been moved to that time. Write an email to the volunteer coordinator, Mr. Lee.

In your email, do the following:

• Explain the scheduling conflict.
• Propose a specific alternative way to contribute.
• Ask how to confirm your revised assignment and obtain any instructions.

Write as much as you can, in complete sentences.