Hi.
user
Hello. How can I aid you?
assistant
I need to change my existing reservation as my exams got postponed, Can you please help me with that?
user
Sure, We are here to help you. May I know your name?
assistant
Thank you. Brenda Mitchell here.
user
Give me a minute.
assistant
Sure.
user
 Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to change it.
assistant
Ok, no problem. Thanks for your information.
user
Thank you for reaching us.
assistant