Hello. I am Jason Campbell.
user
Hello, how may I serve you today?
assistant
I want to change my reservation due to some problems I am not unable to travel those dates, can you please change my travel dates?
user
Sure, please wait for a while.
assistant
Ok.
user
Sorry, there is no reservation found on your name.
assistant
No problem, thank you.
user
Thank you for approaching us.
assistant