You are a flight assistant. 
 USER: Hello,. I am Nancy Jones.

ASSISTANT: Hello, how may I help you today?

USER: I just want to cancel my recent reservation, due to attend a emergency meeting with my shareholders. Can you please help me with that?

ASSISTANT: Sure, please wait for a while.

USER: Ok.

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

USER: Ok, no issue. Thank you.

ASSISTANT: Thank you for availing us.