You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emily Anderson.

ASSISTANT: How can I help you?

USER: I am planning to cancel my recent reservation, due to health issue. Can you please cancel my ticket?

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

USER: That's fine. Thank you for your help.

ASSISTANT: Thank you and have a nice day.