You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Rachel Evans.

ASSISTANT: How can I help you?

USER: Due to bad weather, so I need to cancel my recent reservation. Can you please help me with it?

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Sorry to say, there is no reservation on your name in our database.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for opting us.