You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Ruth Collins. I want to cancel my recent reservation, due to health issues. Can you please help me?

ASSISTANT: Sure, give me a minute.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: That's ok, no problem.

ASSISTANT: Thank you for reaching us.