Hello, I am Mark Baker.
user
Hello, Mark Baker, how may I aid you today?
assistant
Due to medical emergency I would like to postpone my trip, Can you please help me in changing my reservation?
user
Sure, we are happy to help you.
assistant
Thank you.
user
Please wait for a moment.
assistant
Ok.
user
Thanks for your patience, we are sorry to inform you that no reservation has found based on your name.
assistant
Ok, no issues. Thanks for your help.
user
Thank you for choosing us, have a great day.
assistant