Hello. I am Linda Martin.
user
Hello, how may I guide you Linda?
assistant
 My scheduled examination dates has been postponed, so I would like to change my reservation. Can you help me?
user
Sure, I am very happy to help you.
assistant
Thanks.
user
Linda Martin, I couldn't find any reservation on your name in our database.
assistant
No issues. Thank you for your help.
user
Thank you for choosing our service.Hope you have a great day ahead.
assistant
You are welcome.
user