Hello.
user
 Hello, how may I oblige you today?
assistant
I need to cancel my reservation, which is done recently. Can you please help me out?
user
Ok, please wait for a while.
assistant
Sure, I will wait.
user
Meanwhile could you share your name?
assistant
Sure, myself Justin Robinson.
user
We hardly tried to find your reservation but, no reservation has been found with your name.
assistant
Not a big problem, anyway, thank you for the information.
user
Your welcome.
assistant
Thank you for searching.
user