Hi.
user
Hello, what can I do for you?
assistant
I need to change my reservation as my got delayed, can you please help me in changing?
user
Sure, I will ready to help you. Can you please share your travelling dates? May I know your name?
assistant
I am Samuel Roberts.
user
Sorry to say you there is no reservation found with your specification.
assistant
Ok, thank you.
user
Thank you for reaching us.
assistant