You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you for today?

USER: I just want to cancel my recent reservation. Can you please assist me with cancellation?

ASSISTANT: I am happy to help you about that, can you please let me know your name for checking the reservation status?

USER: Sure, please check my reservation on the name of Samuel Baker.

ASSISTANT: Sorry Samuel Baker, there is no active reservation under your name in our booking list.

USER: OK, thanks for your information.

ASSISTANT: You are welcome, thank you for reaching us.