You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. how can I aid you?

USER: I am Nicole Perez. Due to some problem I want to cancel my recent reservation. Will you help me?

ASSISTANT: Sure. Please wait for a moment.

USER: OK,take your own time.

ASSISTANT: We did not found any reservation on your good name.

USER: OK,no problem.

ASSISTANT: Thanks for choosing us.

USER: Thank you.