Hi,.
user
Hello.
assistant
I am Matthew Evans.
user
How can I provide assistance to you today?
assistant
Please, change my existing reservation as my trip dates are postponed.
user
Sure. Please wait for sometime, I will revert to you whether your reservation is existed or not.
assistant
Sure, take your time.
user
Thanks for your valuable time.
assistant
Ok.
user
Sorry to inform you, but no reservation is done previously to proceed further.
assistant
Ok, I think I made reservation with other airline. Thank you for your help.
user
Thank you for choosing us, Have a nice day.
assistant