Hello.
Hello, how can I help you?
Owing to an emergency, I would like to cancel my recent reservation. Will you help me with this?
Sure, I am willing to help you. Please share your name.
My name is Joseph Miller.
Wait a minute please.
Sure, I will wait for your response.
Thank you for waiting,  sorry no reservation  found on your name.
Ok, not an issue. Thank you for providing information.
Thank you for choosing us, have a good day.