Hello.
user
Hello. How can I serve you the best today?
assistant
Due to some technical issues, I want to change my existing reservation. Can you please help me with this?
user
Sure, may I know your name please?
assistant
Sure, I am Angela Adams.
user
Please wait for a while.
assistant
Sure.
user
There is no reservation found with your given name.
assistant
Ok, Thank you.
user
Thank you for choosing us.
assistant