You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Please cancel my recent reservation, due to sudden rainfall at my destination. Can you please help me with this?

ASSISTANT: Can I know your name please?

USER: I am Anna Turner.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Sorry, no reservation found on your name to cancel.

USER: Ok, Thank you for your service.

ASSISTANT: Thank you for reaching us.