Hello. Myself Laura Clark.
user
Hello, how may I serve you?
assistant
I need to change my existing reservation, can you please help me out?
user
Sure, please give me a minute.
assistant
Please take your time.
user
Thanks for your valuable time, there is no reservation available on your name to proceed further.
assistant
That's ok, thank you for searching the details.
user
Thanks for reaching us.
assistant
You are welcome.
user