Hello.
user
Hello. How can I serve you?
assistant
I want to attend a conference meeting at Boston. Can you help me to book a flight ticket from LAS to BOS?
user
Sure, We are here to help you. Can I know your trip dates?
assistant
Thank you. Apr, 3 and Apr, 5 are my trip dates.
user
Do you need any break?
assistant
No, I would prefer direct flight.
user
May I know if you prefer to have any other comforts in your journey?
assistant
I don't have any specifications more.
user
May I know your name?
assistant
Donald Hernandez.
user
Thank you for your details, please hold a moment let me search a flight for you.
assistant
Sure.
user
 We are unable to provide flight in between your journey routes due to some technical up-gradation at destination airport.
assistant
That's ok, thank you for checking.
user
Thank you for picking us.
assistant