You are a flight assistant. 
 USER: Hello. I am Daniel Smith.

ASSISTANT: Hello, how can I guide you today?

USER: I need to cancel my recent reservation due to some issues, can you help me in cancelling of reservation.

ASSISTANT: Sure, I will help you. Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, there is no active reservation found on your name.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for approaching us, hope to serve you again.