Hello, Gregory Mitchell here.
user
Hello, how may I guide you?
assistant
As my previously planned program has been cancelled, I want your help to do cancellation of my reservation. Will you help me?
user
Sure, definitely I will help you.
assistant
Ok, please go for it.
user
Gregory, no reservation has been found on your name in our database.
assistant
Oh! may be my friend has already cancelled that, anyways thank you for your time.
user
Ok, thank you for approaching our service.
assistant