Hello.
user
Hello. How may  I help you?
assistant
I want to book a ticket from JFK to SEA, is there any flight available on this route?
user
Sure, may I know your travelling dates?
assistant
My preferable dates of travelling is 08/23 till 08/25.
user
Yes, I found a flight-1004 with delta airlines, can I proceed?
assistant
Make sure that connection limit should be 1.
user
Ok, may I know your name please?
assistant
Myself Helen Thomas.
user
Sorry Helen, no flight's found on your  details.
assistant
It's fine. Thank you for your service.
user
Thank you for contacting us.
assistant