Hello, I am Robert Campbell.
user
Hello, how may I guide you today?
assistant
My exams has been postponed. I want to change my reservation. Can you please help me with it?
user
Sure, I will help you with that. Please wait for a while, I will check and get back to you.
assistant
Ok.
user
Sorry, there is no reservation found on your given name.
assistant
Not an issue, thank you.
user
Thanks for choosing us.
assistant