You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me with booking a flight ticket from OAK to BOS?

ASSISTANT: Sure, may I know on which dates you are willing to travel?

USER: My travelling dates are from May 04-06.

ASSISTANT: For further proceeding, may I know your good name?

USER: William Lewis here.

ASSISTANT: May I know your class preference?

USER: I prefer economy class.

ASSISTANT: Would you like to take break in between your journey?

USER: I would be comfortable with single stop over.

ASSISTANT: Do you have specific time preference for journey?

USER: No.

ASSISTANT: American airline is providing a connecting flight of fare 100 with economy class, shall I proceed for booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed with flight number 1027, depart time is 4:00 hours and return time is 7:00 hours.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.