You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Benjamin Taylor, want to cancel my recent reservation due to some personal problem. Please help me out with that.

ASSISTANT: Sure, I will try to help you to cancel your recent reservation, please wait for a minute.

USER: Sure.

ASSISTANT: I could not find any reservation with your name in our database.

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

ASSISTANT: My pleasure.