You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Jason Davis here.

ASSISTANT: How can I abet you today?

USER: I would like to cancel my reservation because heavy rainfall in my region.

ASSISTANT: Sure, I will help you with that. May I know your name to check the reservation?

USER: Ok, name already mentioned.

ASSISTANT: For confirmation, is the flight booked on your name?

USER: Yes, please cancelled my reservation.

ASSISTANT: Sorry Jason Davis, there is no flight booked on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for availing our service.