You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am planning to give my birthday party in my home place, Can you please cancel my recent reservation?

ASSISTANT: Sure, I will help you with that before that I need your name to cancel that reservation.

USER: Ok, thank you for accepting my request and my name is Elizabeth Lopez.

ASSISTANT: Sorry, I could not find any reservation with your name in our database.

USER: Ok, fine thank you for checking.

ASSISTANT: It's my pleasure, have a nice day.