You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: I had booked a ticket a ticket to meet my family doctor who is very famous in Physiotherapy, but, on a sudden operation he moved to other location. So, I would like to cancel my ticket, can you help me?

ASSISTANT: Sure, please give me a minute. Sorry, there is no reservation done your name. May I know your name?

USER: The ticket is booked on the name Samantha Roberts.

ASSISTANT: Ok Samantha, thank you.

USER: It's alright, thank you for your hand help.