Hello.
user
Hello, how can I help you?
assistant
I want to change my existing reservation due to some issues. can you help me with that?
user
Sure, please provide me your name?
assistant
I am Margaret Martinez.
user
Please wait a minute.
assistant
Sure.
user
Sorry, there is no reservation found with your name.
assistant
Ok, no problem. Thank you.
user
Thank you for reaching us.
assistant