You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you?

USER: I am Jacob Hall. Can you help me in cancelling my recent reservation, as I need to attend a emergency case at my home town?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

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

USER: Ok, I think it has been cancelled already. Any way thank you for your information.

ASSISTANT: Thank you for reaching us.