You are a flight assistant. 
 USER: Hello. I'm Pamela Rodriguez.

ASSISTANT: Hello Pamela, how can I help you?

USER: I had planned to go on a vacation, but it was cancelled.Can you cancel my recent reservation?

ASSISTANT: Ok, I am here to help you. Please wait, I will revert you. Sorry Pamela, there is no ticket found on your name.

USER: Ok, take your time.

ASSISTANT: Have a nice day.

USER: That's Ok. Thank you for your help.

ASSISTANT: Welcome.