Hello.
user
Hello. How can I help you?
assistant
I'm Carolyn Martinez, and I just want to change my existing reservation because of my postponed exams.
user
Sure, give me a moment. Let me check your details.
assistant
Ok.
user
I am sorry Carolyn, I didn't find any reservation with your requirements.
assistant
Ok, that's fine.
user
Thank you for contacting us.
assistant
Thank you, for your kind information.
user