You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Jason Collins.

ASSISTANT: Ok.

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

ASSISTANT: Sure, I can help you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, there is no reservation found in your name.

USER: Not a problem, thank you.

ASSISTANT: Thank you for choosing us.