Hi.
user
Hello. How may I help you at this moment?
assistant
I want to change my existing reservation to new travel dates, can you help me over that?
user
Sure, I will help you to change that reservation but I need your name to check details.
assistant
Sure, I am Thomas Hall.
user
Please wait for a minute.
assistant
Ok, take your time.
user
Based on your request, I could not find any reservation with your name to change that reservation.
assistant
It's ok, it might be not done properly while booking.
user
It's my pleasure, have a safe journey.
assistant