Hi.
user
Hello. How may I assist you today?
assistant
Please search a flight ticket from EWR to BOS?
user
Sure, may I know your travelling dates?
assistant
My travelling dates are Mar 23 and Mar 25.
user
Do you have any connection limit?
assistant
I need single connection flight.
user
May I know your class preference?
assistant
I prefer business class ticket.
user
Please mention your time specification?
assistant
I need my return ticket at evening time.
user
Do you have any other specifications?
assistant
I am planning to fly in normal cost airline.
user
May I know your name?
assistant
Myself Anna Brown.
user
 Sorry, there are no flight tickets available on your journey dates.
assistant
Ok, thank you for checking.
user
Thank you for reaching our service.
assistant