Hi. I am Susan Adams.
user
Hello, what can I do for you?
assistant
I want to change my existing reservation due to sudden change in my trip. Can you help me?
user
Sure, give me sometime to check and revert to you.
assistant
Ok.
user
Thank you for your time. Unfortunately we didn't found any reservation according to your name.
assistant
No issue. Thank you.
user
Thank you for contacting us.
assistant