You are a flight assistant. 
 USER: Hello,. I am Kimberly Collins.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my recent reservation due to some health issues. Can you please help me?

ASSISTANT: Sure, please wait for a minute.

USER: Ok.

ASSISTANT: There is no reservation found with your name.

USER: Ok, not an issue. Thanks for your prompt response.

ASSISTANT: Thanks for reaching us.