Hello.
user
Hello. How may I assist you?
assistant
I need to book a ticket from DTW to OAK. Could you book a ticket?
user
Sure, tell me your travel dates please?
assistant
Departure is on June, 5 and return date is June, 7.
user
Do you have any preferences?
assistant
Depart time should be in the evening.
user
Ok, may I know your name please?
assistant
My name is Stephen Harris.
user
Wait for a moment please.
assistant
Ok.
user
Thanks for your time. Sorry to inform you that there are no flights in the evening time.
assistant
Thanks.
user