You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you for the day?

USER: Due to heavy rain, I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, to cancel your reservation we need your good name.

USER: Justin Robinson here.

ASSISTANT: I apologise that there is no reservation found on your name.

USER: No issue.

ASSISTANT: Thank you for opting us.

USER: Thank you for quick service.