Hello.
user
Hello, how can I help you?
assistant
 I want to book a flight ticket from EWR to IAH. Could you help me in booking?
user
May I know your desired travel dates please?
assistant
My travelling dates are July,26 and July,28.
user
Do you have any specifications?
assistant
I prefer one connecting flight.
user
May I know your name please?
assistant
Myself Timothy Anderson.
user
Sorry to say, there is no flight on your desired travel dates.
assistant
That's ok, thank you for the information.
user
Thank you for opting us.
assistant