You are a flight assistant. 
 USER: Hello. I am John Phillips.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my reservation, due to heavy rainfall in Seattle. Can you help me?

ASSISTANT: Ok, I can help you wih cancellation.

USER: Thank you.

ASSISTANT: Please wait for a moment till I check with your previous reservation.

USER: Ok.

ASSISTANT: Sorry John Phillips, no reservation was found by your name.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for reaching our services. Have a great day.