You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Pamela Lopez.

ASSISTANT: How can I help you today?

USER: Please cancel my recent reservation. As budget was very high for our planned trip and we are not able to arrange our budget, so can you help me with this?

ASSISTANT: Sure, I am euphoric to help you.

USER: Thank you for accepting my request.

ASSISTANT: Sorry to say that, I didn't find any reservation on your name in our database.

USER: That's ok, thank you for checking.

ASSISTANT: welcome, have a nice day. Thank you for choosing us.