Hello.
user
Hello, how may I help you?
assistant
I want to change my existing reservation due to bad weather condition, can you please help me with that?
user
Sure, may I know your name?
assistant
My name is John Martin.
user
Please wait.
assistant
Sure.
user
Sorry, there is no reservation found on your name.
assistant
No problem, thank you.
user
Thank you for choosing us.
assistant