You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Owing to an emergency, I am unable to attend a workshop on SAP technology.

ASSISTANT: Ok.

USER: So I want you to cancel my existing reservation?

ASSISTANT: Sure, may I know you name?

USER: Sure, I had a reservation with name Gregory Clark.

ASSISTANT: Be on hold for some time.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no reservation found.

USER: Ok, no worries at all. Thanks for your kind service.

ASSISTANT: Thank you for connecting with us.