You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to book a flight from BOS to visit my home. Can you book a connecting flight for me?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: I will travel on Sept 15 and return on Sept 17.

ASSISTANT: Can you share me your destination airport code?

USER: My destination point is OAK.

ASSISTANT: Do you have any preferences?

USER: I want to travel in economy class.

ASSISTANT: I have found an economy class ticket with a price of 100 and it is a direct flight.

USER: Please proceed with booking.

ASSISTANT: Can I know your name for booking?

USER: My name is Mary Parker.

ASSISTANT: Thank you for reaching us.

USER: Is my flight ticket is booked?

ASSISTANT: Yes, your ticket has been booked with UA airlines.

USER: Thank you for helping me.