You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can i help you?

USER: I want to cancel my recent reservation, can you help me in that?

ASSISTANT: Can you please share your name to check with the status?

USER: Myself Donald Clark.

ASSISTANT: Donald Clark, regret to inform that there is no active reservation found under your name to cancel.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching our agency.