You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Michelle Perez.

ASSISTANT: How may I help you today?

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

ASSISTANT: Yes, I can help you with that. Give me a moment.

USER: Sure, take your own time.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: That's fine. Thank you for your help.

ASSISTANT: Thank you for reaching us.