You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I want to cancel my recent reservation, as my grand father's health is not good. Can you please cancel it?

ASSISTANT: Sure, can you please let me know your name to check with the reservation status in our database?

USER: Thank you for the response, my name is James Hernandez.

ASSISTANT: Sorry, there is no active reservation found under your name to cancel.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.