You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I aid you today?

USER: I have planned to visit New York. Due to sudden rain from a couple of days, I need to cancel the reservation. Can you help me to cancel the reservation?

ASSISTANT: Sure, please wait for a while.

USER: Thank you.

ASSISTANT: May I know your name?

USER: Emily Thompson, is my name.

ASSISTANT: Sorry Emily Thompson, no reservation found on your name.

USER: Ok, thanks for your kind information.

ASSISTANT: Thank you for approaching us.