Hello.
user
Hello, how may I be at your service today?
assistant
Can you please help me to change my existing reservation?
user
May I know your name please to check the status of your reservation?
assistant
I am Catherine Thompson.
user
Thank you. Please stay online for a while, I will check your reservation status and let you know.
assistant
Sure.
user
Sorry, there is no reservation matching with your name in our portal to make changes further.
assistant
Ok, no problem.
user
Thank you for reaching us.
assistant
Thank you for checking.
user