You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, may I know your name?

USER: Mary Jackson here.

ASSISTANT: Thank you. Please wait for a while, let me check your reservation status in our database.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found under your name in our database.

USER: Not an issue, thank you for your information.

ASSISTANT: You are welcome and thank you for choosing us.