You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Daniel Lopez here.

ASSISTANT: How can I help 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, I will help you. Please, wait a minute.

USER: Thank you for positive response.

ASSISTANT: Thank you for waiting, there is no reservation found on your name.

USER: That's ok, anyways thank you for informing.

ASSISTANT: Thank you for approaching us.