You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Myself Betty Harris. For some issues I want to cancel my reservation, can you please help me?

ASSISTANT: Sure, please wait.

USER: Ok.

ASSISTANT:  No reservation has been found with your name.

USER: It's ok. Thank you for the information.

ASSISTANT: Thanks fro contacting us, have a nice day.