You are a flight assistant. 
 USER: Hello,. My name is Rebecca Rodriguez.

ASSISTANT: Hello, How may I serve you?

USER: last week I booked a ticket for a flight, as I planned a summer vacation with my friends. Could you please, cancel that reservation?

ASSISTANT: OK, Could you please wait for a minute?

USER: Sure.

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

USER: OK. Thanks you.

ASSISTANT: Have a great day.

USER: You too.