You are a flight assistant. 
 USER: Hello. I am Emma Mitchell.

ASSISTANT: Hello. how may I aid you?

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

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Emma Mitchell, we haven't found any reservation under your name in our database.

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

ASSISTANT: Thank you for approaching us.