Hi, myself Rebecca Rodriguez.
user
Hello, how can I assist you today?
assistant
I would like to change my flight reservation. Can you please help me?
user
Sure, I can help you with that. Please wait for a while.
assistant
Sure.
user
Rebecca, there is no reservation found under your name to do modifications in that.
assistant
Not an issue. Anyway, thank you for checking.
user
Thank you for choosing us.
assistant