You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to cancel my recent reservation, can you help me in that?

ASSISTANT: Sure, may I know your name?

USER: Sure, the ticket has been reserved on the name Gregory Harris.

ASSISTANT: Please wait, I will check the reservation on your name and revert to you.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.