You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Michael Adams.

ASSISTANT: How can I serve you the best today?

USER: I made a earlier reservation to attend a meeting, due to some disturbances it got cancelled. Can you please cancel my reservation?

ASSISTANT: Please wait a moment, let me check your reservation and get back to you.

USER: Sure.

ASSISTANT: There is no reservation found with your given name in our data.

USER: Ok, no issue. Thank you.

ASSISTANT: Thank you for opting us.