Hello. I am Frank Walker.
user
Hello, how may I help you?
assistant
I made a reservation earlier to visit my family. Owing to an emergency I want to cancel my reservation. Can you help me in that?
user
Sure. Please wait for a while, I will check and get back to you.
assistant
OK.
user
We have not found any flight reservation on your given name.
assistant
OK, no problem. Thank you for your time.
user
Thanks for choosing us.
assistant