You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I want to cancel my reservation as my project got ramp down. Can you please cancel the reservation made on name Joshua Martinez?

ASSISTANT: Please give me a minute.

USER: Sure, I will be waiting for your response.

ASSISTANT: Sorry, there is no reservation available on your name.

USER: Ok fine. Thanks for your response.

ASSISTANT: You are welcome.