Hi.
user
Hello. How may I help you?
assistant
I am Charles Lewis, in my hometown heavy rains, so I unable to travel at this moment so can you change my reservation?
user
Sure, please wait for a moment to check your details in my records.
assistant
Ok, I will wait for your reply, but get back with my reservation status.
user
Sorry, no reservation found on your name.
assistant
Oh! It's ok, no problem.
user
Thank you for choosing us, have a nice day.
assistant
Thank you for your services.
user