You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: My name is Amanda Martin.

ASSISTANT: Yes Amanda Martin, how can I help you for today?

USER: Unfortunately I booked a wrong ticket, so I want to cancel my recent reservation.

ASSISTANT: Sorry Amanda, there is no reservation with your name.

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

ASSISTANT: Most welcome.