Hello.
user
Hello, how can I assist you?
assistant
I want to change my reservation because my trip has been postponed. Can you assist me?
user
Sure, I can help you with that. May I know your good name please?
assistant
Brian Clark.
user
Ok, please wait for a while.
assistant
Sure.
user
Brian Clark, there is no active reservation found under your name to do changes in that.
assistant
No problem, thank you for helping me.
user
Thank you for choosing us.
assistant