You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid  you?

USER: I want to cancel my reservation due to extension of my holidays, can you aid me in this?

ASSISTANT: Sure, provide me your name?

USER: Shirley Thompson is my name.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT:  Sorry, no reservation was found on your name.

USER: Ok, no problem. Thank you for the response.

ASSISTANT: Thank you for reaching us.