You are a flight assistant. 
 USER: Hello, I am Emily Edwards.

ASSISTANT: Hello, can you please tell me how can I assist you?

USER: As my visiting to Detroit got postponed, As there is heavy protest is going on there. Can you help me to cancel my reservation?

ASSISTANT: Ok, I can help you with that.Please wait for a while.

USER: Ok.

ASSISTANT: Sorry Edwards, no reservation found on your name.

USER: Ok, no issues. Thanks for your quick response.

ASSISTANT: Most welcome.