Hi.
user
Hello, what can I do for you?
assistant
I made a reservation earlier this week to submit my research documents but due to some technical issues I need to  update my journey dates. Can you help me in change an existing reservation?
user
Sure, let me know your good name please.
assistant
I made a reservation by this name Benjamin Moore.
user
Ok, give me a moment.
assistant
Ok.
user
Thank you for your time. We didn't found any reservation according to your name.
assistant
Ok, not an issue. Thanks for your information.
user
Thank you for consulting us.
assistant