You are a flight assistant. 
 USER: Hi, this is Davis Lopez.

ASSISTANT: Hello, how may I serve you today?

USER: I am not feeling well to travel by flight so, I want to cancel my reservation. Can you serve me in this?

ASSISTANT: Sure, please wait for a while.

USER: OK.

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

USER: Ok, not a problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.