Hello.
user
Hello. How can I assist you at this moment?
assistant
Can you aid me to book a ticket from OAK to IAD?
user
Sure, I am here to help you. Can you please provide your journey dates?
assistant
My travel dates are Oct 21 and Oct 23 respectively.
user
Do you have any connection limit preference for this trip?
assistant
Make sure that I need a single connecting flight to travel.
user
Do you have any other specifications for this trip?
assistant
My return journey should be in the morning.
user
May I know your good name please?
assistant
Susan Smith here.
user
Susan Smith, there are no flight services are available on this route with your preferences.
assistant
No issue. Thank you.
user
Thank you for contacting us.
assistant