Hi.
user
Hello.
assistant
Frank Carter here.
user
How may I help you?
assistant
I want you to change my existing reservation, since I did not get my concert tickets yet.Can you help me?
user
Yes, I will help you with that. Let me check your details and get back to you.
assistant
Ok.
user
Thank you for waiting. Butty sorry, I didn't found any reservation on your details. Thank you for contacting us, have a good day.
assistant
Oh! that's ok, thank you for the information.
user
Welcome.
assistant