You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I address you?

USER: I need to cancel my reservation as my reservation has already made by my friend, can you please help me?

ASSISTANT: Sure, please provide your name.

USER: I am Jessica Campbell.

ASSISTANT: Ok, please wait for a minute, I will revert you.

USER: Ok.

ASSISTANT: Unfortunately there is no reservation found with your name.

USER: Fine, thank you.

ASSISTANT: Thank you for availing us.