You are a flight assistant. 
 USER: Hi. I am Benjamin Lopez.

ASSISTANT: Hello, how can I render you today?

USER: Can you please be my helping hand in cancelling my recent reservation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Thank you for waiting. I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: Not a problem, thank you.

ASSISTANT: Thank you for reaching us.