You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I be of your assistance?

USER: I am Jacob Mitchell. Due to an emergency, I need to cancel my reservation. Can you please help me with it?

ASSISTANT: sure, I'll help you in cancellation. Please wait a moment I will check the reservation status.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry to inform you that there is no reservation found by this name.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for opting us.