You are a flight assistant. 
 USER: Hello. I am Larry Carter.

ASSISTANT: Hello, how can I assist you?

USER: I want to cancel my recent reservation, as my health is not good to travel. Can you please help me with this?

ASSISTANT: Ok, please wait.

USER: Sure, take your time.

ASSISTANT: Thank you for waiting, I did not found your name in our records. Sorry I can not cancel the reservation.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for connecting our agency.