You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: My name is Timothy Edwards. I want to cancel my recent reservation due to my health issue. Can you help me in cancellation?

ASSISTANT: Sure, please wait a moment I will check and let you know.

USER: Sure.

ASSISTANT: Thank you for waiting. Your reservation is found. Your ticket is cancelled.

USER: Ok. Thanks for your help.

ASSISTANT: Thank you for reaching us.