Hello.
user
Hello, how can I assist you today?
assistant
Due to some emergency issues, I would like to change my reservation. Will you please help me in this?
user
Sure, I will help you with that.
assistant
Thank you.
user
Let me know your name to check your reservation?
assistant
Sure, I am Melissa Perez from Boston.
user
Thank you for waiting. I have checked in reservation list to change your ticket, but could not find any reservation with your name.
assistant
No issues, thank you.
user
Thank you for choosing us.
assistant