Hi.
user
Hello, how may I assist you today?
assistant
I need to book a ticket from DCA to IAD. Could you book a ticket?
user
May I know your planned travel dates?
assistant
Travel dates are Apr, 30 to May, 2.
user
Do you have any limits on number of connections?
assistant
I would be comfortable with single stop over.
user
Do you have any another specifications on your journey?
assistant
I prefer to fly in a economy class.
user
May I know your name for the booking process?
assistant
My name is Nicole Parker.
user
Sorry, no flights are available on your required dates.
assistant
Thank you.
user