Hello.
user
Hello. How can I help you today?
assistant
Can  you help me in booking a flight ticket from HOU to EWR?
user
Sure, I will help you with that. Can you please mention your preferable travel dates?
assistant
I want to travel on 04/21, and return on 04/23.
user
May I know your name for further process?
assistant
I am Barbara Carter.
user
Do you have any another specifications?
assistant
I want to return in the afternoon time, and prefer for economy class.
user
Is there any additional preferences do you have?
assistant
I need a single connecting flight.
user
Ok, please wait a moment.
assistant
Sure.
user
Sorry, no flights are available in this route as per your requested dates.
assistant
Ok, no issues. Thanks for the information.
user
Thank you for reaching us.
assistant