You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Due to bad weather, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, may I know your name to check the status and revert you.

USER: Steven Walker here.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We could not find any reservation by the your name.

USER: No problem, Thank you.

ASSISTANT: Thank you for opting us.