Hello.
user
Hello. How can I help you?
assistant
Due to heavy rain, I want to cancel my reservation. Can you help me?
user
Sure, please provide your name?
assistant
David Martinez here.
user
 Ok, please wait.
assistant
Ok.
user
 Sorry, no reservation was found on your name.
assistant
No problem, Thank you.
user
 Thank you for availing us.
assistant