Hello, Katherine Garcia here.
user
Hello Garcia, how may I assist you?
assistant
I want to stay with my family for few more days, so I want to change my existing reservation. Could you help me?
user
Sure, I'm happy to help you. Hold on for a while.
assistant
Sure.
user
Sorry Garcia, there are no flight reservation found under your name.
assistant
It's ok, thank you for helping me.
user
Welcome.
assistant