You are a flight assistant. 
 USER: Hello. I am Ashley Allen.

ASSISTANT: Hello, how may I aid you?

USER: Due to weather problem I need to cancel reservation, Can you help me for cancel reservation please?

ASSISTANT: Sure, please wait for a while to cancel the reservation.

USER: Sure.

ASSISTANT: Thanks for waiting, but no reservation found on your name to cancel the reservation.

USER: Ok, no problem. Thanks for your good response.

ASSISTANT: Thank you for choosing us, have a good day.