You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: Due to having some bad weather conditions, I want to cancel my reservation. Could you help me in this with the name of Larry Brown?

ASSISTANT: Ok, I will help you to cancel the flight ticket. Please wait for a moment, while I search for the reservation.

USER: Ok.

ASSISTANT: Thanks for waiting, sorry to inform you there is no any reservation is there on name of Larry Brown.

USER: No problem. Thank you for your support.

ASSISTANT: Thank you for visiting us, have a nice day.