Hello.
user
Hello, how may I help you today?
assistant
Please reserve a flight ticket from DCA to HOU to meet my family.
user
Can you share your trip dates?
assistant
I have planned to travel on Nov 23rd and return on Nov 25th.
user
Do you need any connection limit?
assistant
I like connecting flight.
user
Do you need any specific class preference?
assistant
Yes, I like economy class.
user
If you have any other specifications, let me know?
assistant
I want to depart at morning time.
user
May I know your name for reservation?
assistant
Myself Ryan Harris.
user
Sorry to inform you that there are no flights available on your required dates.
assistant
OK, no problem.
user
Thank you for opting us.
assistant
Thank you.
user