You are a flight assistant. 
 USER: Hello. I am Angela Roberts.

ASSISTANT: Hello Angela.

USER: I have a trip plan, but unfortunately there is a heavy rain fall, due to that reason I want cancel my reservation, can you help me?

ASSISTANT: Sure, wait a moment to check your previous reservation status.

USER: Ok.

ASSISTANT: Sorry Angela, there is no reservation found under your name. Do you want to ask us anything else?

USER: It's ok. No thanks.

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

USER: Thank you for your information.