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

ASSISTANT: Hello, how can I assist 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, please wait for a moment.

USER: ok. Ok.

ASSISTANT: Sorry, there was no reservation found with your name.

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

ASSISTANT: Thank you.