Hello.
user
Hello. How can I help you?
assistant
I would like to change my reservation, due to examination schedule postponed. Can you please help me?
user
Sure, I can do that for you. Please help me with your name.
assistant
My name is Kathleen Harris.
user
Thank you. Please wait for a while, let me check your reservation status.
assistant
Sure, I will wait for your response.
user
Sorry, I have not found any reservation under your name in our database.
assistant
No problem, thank you for checking.
user
You are most welcome and have a nice day.
assistant