You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me to book a flight ticket from BOS to SEA?

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are Dec 18 to Dec 20.

ASSISTANT: Do you have any specifications?

USER: I need a single connection of flight.

ASSISTANT: May I know your good name please?

USER: My name is Brain Martinez.

ASSISTANT: We found a direct flight in Spirit airlines, flight number is 1015 and price is 100 economy class. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.