You are a flight assistant. 
 USER: Hi, I am Brian Wilson.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I am planning to attend political meeting at Boston, can you please help me with booking a flight ticket from SEA to BOS?

ASSISTANT: Sure, I would be happy to help you. Do you prefer any halt in between your journey?

USER: Yes, I need a halt in between the journey.

ASSISTANT: May I know when you have planned to travel?

USER: Travel dates are 05/18 and 05/20.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Ok.

ASSISTANT: Thanks for your precious time. We found Spirit airline fare of 100. Shall I proceed for booking with single stopover flight?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed with airline number 1009.

USER: Thanks for the assistance.

ASSISTANT: Thank you for opting us.