Hi.
user
Hello. How can I serve you today?
assistant
I am Angela Mitchell, can you help me for changing my existing reservation?
user
Yes, I can help you with that.
assistant
Thank you.
user
Give me a moment.
assistant
Ok, I will wait for your reply.
user
Sorry to inform you that there is no reservation found on your name.
assistant
Oh! It's ok, no problem.
user
Thank you for reaching us.
assistant
It's my pleasure, have a nice day.
user