Hello.
user
Hello, how can I help you?
assistant
I want to change my reservation because my college event has been postponed. Can you assist me?
user
Sure, may I know your name?
assistant
Thomas Walker.
user
Give me a minute.
assistant
Sure.
user
Sorry, there is no reservation found under your name.
assistant
No problem, thank you for searching.
user
Thank you for opting us.
assistant