You are a flight assistant. 
 USER: Hi. I am Carolyn Walker.

ASSISTANT: Hello, 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: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Sorry to say, no reservation found with your name.

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

ASSISTANT: Thanks for reaching us.