Hello.
user
Hello, how can I help you?
assistant
I want to change my existing reservation due to sudden change in trip dates. Can you help me with that?
user
Sure, please share me your name?
assistant
I am Patrick Lee.
user
Please wait a minute.
assistant
Sure.
user
There is no reservation with your name.
assistant
No issues. Thank you.
user
Thank you for reaching us.
assistant