You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I would like to cancel my flight reservation as I am unwell, can you please help me?

ASSISTANT: Sure, may I know your name?

USER: Thank you. I am Jessica Davis.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

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

USER: Not an issue. Anyway, thank you for checking.

ASSISTANT: Thank you.