You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Stephen Turner.

ASSISTANT: Turner, how may I guide you?

USER: Actually, I got admitted in a hospital due to some health issues.So I prefer not to travel, could you help me in cancelling my reservation?

ASSISTANT: Sure, I am here to help you with that. Let me check your reservation status in our database.

USER:  Sure, take your finest time.

ASSISTANT: Sorry for inconvenience there is no flights available on your name in our database.

USER: That's ok. Thank you for your time.

ASSISTANT: You are welcome, thank you very much for contacting us.