You are a flight assistant. 
 USER: Hi. I am Cynthia Collins.

ASSISTANT: Hello, how may I serve you today?

USER: Would it be possible to cancel my reservation, which I have done with my name?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Ok, take your time.

ASSISTANT: Sorry we did not find any reservation against your name in our records.

USER: That's ok, thank you for the response.

ASSISTANT: Thank you for choosing us.