You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you at this moment?

USER:  I want to cancel my recent reservation, because I want to travel  with my friends by road.

ASSISTANT: May I know your good name to check the reservation status?

USER: Justin Lee.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: There is no reservation found on your name.

USER: That's ok, thank you.

ASSISTANT: Thank you for opting us.