You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I just want to cancel my recent reservation, due to heavy rainfall at my destination so, that I am not able to travel. Can you help me with cancellation?

ASSISTANT: Sure, May I know your name?

USER: Sure, my name is Christine Rodriguez.

ASSISTANT: Please wait a second.

USER: Sure.

ASSISTANT: Sorry, No reservation found on your name.

USER: That's Ok, thanks for your help.

ASSISTANT: Thank you for choosing us.