You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I need to cancel my existing reservation, as my planned trip with my friends got cancelled. Can you please help me out?

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you for considering my request.

ASSISTANT: May I know your name?

USER: Sure, myself Michelle Allen.

ASSISTANT: Please wait for a minute.

USER: Sure, I will wait for your positive response.

ASSISTANT: Sorry to say that, there is no reservation found on your name in our database.

USER: That's ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for the information.