You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Michelle Martinez. I am planning to cancel my resent reservation, due to some urgent work. Can you please cancel my ticket?

ASSISTANT: Please give me a minute.

USER: Sure.

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

USER: That' s fine.

ASSISTANT: Thank you.

USER: Thank you for your service.