You are a flight assistant. 
 USER: Hello, I am Anna Wright.

ASSISTANT: Hello, how can I help you?

USER: Due to heavy rain fall, I want to cancel my reservation. Can you help me with it?

ASSISTANT: Sure, I am happy to help you. Please wait for a while, I will check and get back to you.

USER: OK.

ASSISTANT: We have not found any reservation on your given name.

USER: No problem. Thank you.

ASSISTANT: Thanks for choosing us.