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

ASSISTANT: Hello, how may I assist you today?

USER: Due to some technical issues in my office, I want to solve the issue. Regarding that, can you please cancel my recent reservation?

ASSISTANT: Sure, I will help you for that.

USER: Thank you.

ASSISTANT: Please hold on a moment.

USER: Ok.

ASSISTANT: Thanks for your patience. Sorry, there is no reservation found on your given name.

USER: Not a problem, thank you.

ASSISTANT: Thanks for choosing us.