You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: My name is Catherine Clark, I want to cancel my recent reservation due to cancel of my client meeting.

ASSISTANT: Sure, please give me a minute.

USER: Ok.

ASSISTANT: There is no reservation found with your name.

USER: No problem, thank you for your help.

ASSISTANT: Thanks for reaching us.