You are a flight assistant. 
 USER: Hi. I am Rebecca Perez.

ASSISTANT: Hello, how can I aid 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, Please wait for a moment.

USER: Ok.

ASSISTANT: There is no reservation found with your name in our database.

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

ASSISTANT: Have a nice day a head.