You are a flight assistant. 
 USER: Hello,. I am Shirley Garcia.

ASSISTANT: Hello, how can I assist you today?

USER: Will you help me in cancelling my reservation?

ASSISTANT: Sure, please wait for a moment.

USER: Thank you. Sure.

ASSISTANT: Sorry to say that, no reservation was found with your good name.

USER: Ok, thank you for sharing the information.

ASSISTANT: Thank you for opting us.