You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide service to you?

USER: Recently I made a flight reservation, but now I want to cancel my recent reservation, because I want to travel with my friends by road. Can you please help me with cancellation?

ASSISTANT: Sure, may I know on which name you had reserved a ticket?

USER: Reservation has been done with the name of Raymond Smith.

ASSISTANT: Please wait for some time, I will check with your reservation status and revert to you.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting. Sorry to inform you, there is no reservation found with your name in our records.

USER: Ok, no issues. My brother might have cancelled my reservation.

ASSISTANT: Ok.

USER: Thank you for your assistance.

ASSISTANT: Thank you for contacting us.