Hi,. I am Margaret Walker.
user
Hello. How can I aid you?
assistant
As I need to stay back in own city due to hails on roads and heavy snow. I need to cancel my reservation. Can you help me?
user
 OK, please wait I will revert you.
assistant
Sure.
user
 Sorry, no reservation was found on your name.
assistant
Thanks for your prompt response.
user
 Thank you for availing us.
assistant