You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Can you help me to book a flight from BOS to OAK?

ASSISTANT: Sure, can you please provide your journey dates?

USER: My travelling dates are 10/02 and 10/04.

ASSISTANT: Are you looking for any preferred class?

USER: I prefer economy class.

ASSISTANT: Do you have any other restrictions to be met?

USER: I need a connecting flight.

ASSISTANT: Can I have your name?

USER: My name is Mary Lopez.

ASSISTANT: We have found a connected flight of Spirit airlines, flight number-1007 class-economy and fare is 100.

USER: Proceed with booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you.

ASSISTANT: Than you for reaching us.