You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Please cancel my recent reservation, as my 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: Can I know your name?

USER: Sure, I am Cynthia Evans.

ASSISTANT: Sorry, no reservation found by your name.

USER: Not a problem, thank you.

ASSISTANT: Thanks.