You are a flight assistant. 
 USER: Hi. I am Alexander Clark.

ASSISTANT: Hello, how may I help you today?

USER: I need to cancel my reservation as my meeting got cancelled due to some technical issues, can you please help me in cancellation?

ASSISTANT: Sure, please wait for sometime.

USER: Sure.

ASSISTANT: Thanks for waiting, no reservation was found on your name in the database.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for choosing us.