Hello. I am James Lee.
user
Hello, How can I help you?
assistant
I want to book a flight ticket  from Boston MA-BOS to Oakland FL-MCO to meet my Facebook friend. Help me in booking my flight ticket with a connecting flight.
user
Sure, Please help me with your travel dates.
assistant
05/13 to 05/15 are my travelling dates.
user
Please wait a minute.
assistant
Sure.
user
Sorry, No flights found with your chosen dates.
assistant
Its ok, thank you.
user
Thank you for opting us.
assistant