You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I am Shirley Thomas. I want to cancel my trip, can you please help me in cancelling my reservation?

ASSISTANT: Ok. Please wait for a while.

USER: Ok.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.