Hello.
user
Hello, how may I aid you today?
assistant
I want to visit DTW in this week so can you please help me in flight ticket booking process from DCA?
user
Sure, I am here to help you out. Please provide me your trip dates.
assistant
Thank you for your response, I want to take off on Sept 15 and book my return ticket also on Sept 17.
user
May I know your name to proceed further?
assistant
Sure, my name is Frank Evans.
user
Do you have connection limit?
assistant
I will prefer 1 break in between my journey.
user
Sorry  Frank Evans, there is no flight as per your request in your route.
assistant
Oh! It's ok, no problem. Thank you for your information.
user
Thank you for reaching us.
assistant