Hi.
user
Hello. How can I serve you?
assistant
I need to change my current reservation due to urgent meeting, can you help me with that?
user
Sure, I can help you.
assistant
Thank you.
user
May I know your name?
assistant
I am Thomas Walker.
user
Please wait a while I will check the reservation status.
assistant
Sure.
user
 Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to change it.
assistant
That's ok, thank you.
user
Thank you for reaching us.
assistant