You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Susan Young. I am planning to cancel my recent reservation, due to heath issue. Can you help me out?

ASSISTANT: Sure, please allow me a minute.

USER: Ok, take your time.

ASSISTANT: Sorry, in our portal I haven't found any reservation with your information.

USER: That's really sad. Thank you for your service.

ASSISTANT: Thank you for connecting us.