Hello.
user
Hello. How may I help you out?
assistant
 As I am a scientist, I want to attend science festival with my students at Dallas. Can you do the reservation?
user
Sure, I will help you in booking the ticket. May I know your travelling dates please?
assistant
My trip dates are 04/24 and 04/26.
user
Can I know your airport codes too?
assistant
My airport codes are HOU-DFW.
user
Do you have any connection limit?
assistant
I need break in my journey.
user
Do you have any preferences?
assistant
Departure time should be afternoon.
user
Can I confirm your name to book the ticket?
assistant
Jessica Adams here.
user
Sorry, there are no flights found.
assistant
No problem, Thanks for the information.
user
Thank you for reaching us.
assistant