Hello.
user
Hello. How may I assist you today?
assistant
I am Stephen Perez. I want to change my travel dates in my previous reservation so can you please help me with that?
user
Sure, please wait a moment, let me check with your details in our database.
assistant
Ok, thank you.
user
Sorry, there are no active reservations found on your given name.
assistant
Oh! It's ok no problem. Thank you for your information.
user
Thank you for reaching our service.
assistant