You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to cancel my recent reservation, because I want to travel  with my friends by road. Can you help me?

ASSISTANT: Sure, may I know your name please?

USER: Carolyn Hill here.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, there was no reservation found with your name.

USER: No problem, Thank you.

ASSISTANT: Thank you for opting us.