Hello, my name is Katherine Thomas.
user
Hello Thomas, welcome to ABC agency. How can we help you?
assistant
Owing for an emergency, can you please help me to change my reservation?
user
Sure, let me check your reserved ticket details in our database to change your reservation.
assistant
Sure.
user
Sorry, no reservation found by your name.
assistant
No problem, thank you for the information.
user
Thank you for contacting our agency.
assistant