Hello.
user
Hello, how may I assist you today?
assistant
I am planning to book flight ticket from DTW to LAX, can you help me with that?
user
Sure,  could you please share your travelling dates?
assistant
Sure, my planned dates are Apr 21 and Apr 23 respectively.
user
May I know your connection limit?
assistant
Yes, I am happy with direct flight.
user
Do you have any other specifications?
assistant
No.
user
May I know your full name, please?
assistant
Lisa Collins here.
user
Sorry, we could not find any flight on your requested travel dates.
assistant
That's fine, anyway thank you for checking.
user
Thank you for choosing us.
assistant