You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Due to heavy snowfall in my locality, I would like to cancel my recent reservation.

ASSISTANT: Sure, can I know your name?

USER: My name is Anna Williams.

ASSISTANT: Sorry to say that there is no reservation found on your name.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your help.