You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Janet Campbell. Due to heavy rainfall at my place I want to cancel my active reservation. Can you help me?

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: There is no reservation found with your given name in our data base.

USER: Ok, thanks for informing.

ASSISTANT: Thank you for opting us.