You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: Owning to an emergency I want to cancel my recent reservation. Can you please help me with this?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May, I know your good name?

USER: Larry Harris here.

ASSISTANT: We found active reservation on your given name. Shall I proceed to cancel?

USER: Please proceed.

ASSISTANT: Your, reservation has been cancelled.

USER: Thank you.

ASSISTANT: Thank you for reaching us.