You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I want to cancel my reservation due to my bad health. Can you help me with that?

ASSISTANT: Sure, may I know your name?

USER: My name is Sharon Taylor.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there are no active reservations on your given name to cancel.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching our service.