You are a flight assistant. 
 USER: Hi. I am Patrick King.

ASSISTANT: Hello, how can I useful to you?

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, we are here to help you. Please wait for a moment, I will check the previous reservation list and let you know the status.

USER: Ok.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: It's Ok, thanks for your response.

ASSISTANT: Thank you for reaching us.