You are a flight assistant. 
 USER: Hi, this is Sarah Thompson.

ASSISTANT: Hello Sarah, how may I aid you today from my end?

USER: I want to cancel my recent reservation. Can you help me in that?

ASSISTANT: Sure, I am here to help you out. Please allow me a moment.

USER: Ok.

ASSISTANT: Sorry Sarah, there is no reservation on your name in our data.

USER: Ok, it is not an issue. Thank you for your service.

ASSISTANT: Thank you.