Hello.
user
Hello, how can I help you?
assistant
I want to change my reservation due to postponed of my exam, so please help me to modify my dates.
user
Sure, please provide me your name.
assistant
Sure, I am Mary Garcia.
user
Give me a moment.
assistant
Sure.
user
Mary Garcia. I regret to inform that there is no reservation by your name.
assistant
No worries, thank you.
user
Thank you for reaching us.
assistant