You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I am Raymond Hernandez. I want to cancel my reservation, due to heavy rainfall in Seattle, can you help me?

ASSISTANT: Sure, let me check the reservation list and revert you.

USER: Sure, take your time.

ASSISTANT: We could not find any reservation by the name you provided in the data base.

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

ASSISTANT: Thank you for reaching us.