You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Virginia Harris here.

ASSISTANT: How can I assist you at this moment?

USER: I would like to cancel my reservation due to some health issues, can you help me?

ASSISTANT: Sure, I will help you with this. Please be on hold for a moment.

USER: Ok, I will be waiting for your response.

ASSISTANT: Virginia Harris, there is no active reservation found under your name in our database.

USER: Oh! That's fine. Anyways, thank you for checking.

ASSISTANT: Thank you for utilising our service.

USER: Most welcome.