Hello, my name is Jerry Scott.
user
Hello, how may I help you today?
assistant
I want to change my existing reservation, due to my exam has been postponed. Can you help me to change it?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait a minute I will check and revert to you.
assistant
Sure.
user
Thanks for waiting, there is no reservation found with your specifications.
assistant
That's Ok, thanks for your help.
user
Thank you for reaching us, have a good day.
assistant