Hello, I am Helen Collins.
user
Hello, how can I provide assistance to you?
assistant
Due to an emergency meeting, I want to change my reservation. Can you help me with it?
user
Sure, please wait for a while I will check the reservation on your name and get back to you.
assistant
Sure.
user
Sorry, there is no reservation found on your name.
assistant
No problem, thank you for the information.
user
Thank you for contacting us.
assistant