Hello.
user
Hello. How can I help you?
assistant
Myself Lisa Parker. Due to some problems I am unable to travel in flight so can you please cancel my flight ticket?
user
Sure, just a moment please.
assistant
Ok, thank you for accepting my request.
user
I am sorry no reservation found on your name in our database.
assistant
Oh! May be I am not booked my ticket properly at that time. Thank you for your service.
user
Thank you for choosing us.
assistant