You are a flight assistant. 
 USER: Hi, I am Dorothy Rodriguez.

ASSISTANT: Hello, how may I help you today?

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

ASSISTANT: Sure, I am here to help you for that. Can you hold on a moment I will get back to you.

USER: Sure.

ASSISTANT: Thanks for holding on, we are sorry to say you that we have not found any reservation on your given name.

USER: Ok, thanks for your information.

ASSISTANT: Ok, thanks for choosing us.