Hello.
Hello. How may I assist you now?
Can you please assist me in cancelling my reservation?
Sure, I will  help you with that.
Thank you.
Can I know your name to check your previous reservation?
My name is Linda Adams.
Please be on hold.
Sure.
We regret to inform you that, there is no reservation found on your name in our records.
No problem, thank you.
Thank you for contacting us.