You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Anna Adams. I want to cancel my recent reservation due to cancel of my client meeting, can you help me in cancel reservation?

ASSISTANT: Sure, please wait a moment, let me check with your details.

USER: Ok.

ASSISTANT: Thank you for waiting. There are no active reservation on your given name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching our service.