You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I want to cancel my recent reservation due to the ongoing tornado at my destination.

ASSISTANT: Ok. To check reservation I need your name.

USER: I am Matthew Thomas.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: We found reservation with your name, Shall I cancel?

USER: Yes, you can cancel.

ASSISTANT: Your reservation is cancelled.

USER: Thanks for your kind service.

ASSISTANT: Thank you for reaching us.