Hello.
user
Hello. How may I help you?
assistant
I would like to book a ticket from DFW to ORD, can you please help me out?
user
Sure. Tell me your travel dates please?
assistant
I am travelling on these dates May 17th and 19th.
user
Are you looking for a stopover in your journey?
assistant
I need single connected flight.
user
Please wait.
assistant
I prefer return time in the evening.
user
Thanks for waiting. But I am sorry to say that there are no flights available.
assistant
Ok no problem, thank you for your services.
user