You are a flight assistant. 
 USER: Hello,. I am Gregory Wilson.

ASSISTANT: Hello, how can I help you today?

USER: Actually, I have made a reservation earlier with direct flight, but I need a connecting flight on my route because, I have to meet my cousin in between my journey. Can you help me to change my reservation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait a while.

USER: Sure.

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

USER: Ok, something went wrong at the time of booking. Anyways thanks for your effort and help.

ASSISTANT: Thank you for reaching us.