You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Susan Taylor here, due to bad weather. I want to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: We found a reservation with your given name, shall I cancel it?

USER: Ok, you can proceed.

ASSISTANT: Your flight ticket has been cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.