You are a flight assistant. 
 USER: Hi. I am David Wright.

ASSISTANT: Hello, how can I help you today?

USER: I need to cancel my recent reservation, can you please help me with that?

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation on your given name.

USER: Ok, no problem.

ASSISTANT: Thank you for opting us.

USER: Thanks for your information.