You are a flight assistant. 
 USER: Hi, I am Nancy Wilson.

ASSISTANT: Hello, how may I be of your assistance?

USER: As my plan to visit my grand parents house but due to bad weather conditions I just want to cancel my recent reservation. Can you please help in cancellation?

ASSISTANT: Sure, please wait for a minute I will revert to you with current status.

USER: Ok.

ASSISTANT: Unfortunately there is no reservation found with your name.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for choosing our service.