You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Lisa Rodriguez. I want to cancel my recent reservation, can you please help me?

ASSISTANT: Sure, I will help you. Please, standby.

USER: Thank you. Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, I did not find any reservation on your name to cancel.

USER: No problem, thank you for checking.

ASSISTANT: Thank you for approaching us.