You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to cancel my reservation due to heavy rains at my destination place, so please help me.

ASSISTANT: Sure, can I have your name please?

USER: Sure, I am Jason Allen.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no active reservation on your given name.

USER: No worries, thank you for your effort.

ASSISTANT: Thank you for opting us.