You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I render you today?

USER:  I am Catherine Hill want to celebrate my birthday with my parents at MA-BOS.

ASSISTANT: Ok.

USER:  Can you book a ticket from CA-SFO?

ASSISTANT: Sure, we are perky to help you. Do you need a stopover in between your journey?

USER: I need a halt in my journey.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER:  My travel dates are 01/23 and 01/25.

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

USER:  Ok.

ASSISTANT:  Thanks for your precious time. We found Southwest airline fare of 200. Shall I proceed for booking with single stopover flight?

USER: Ok, you can confirm.

ASSISTANT: Your ticket has been confirmed with airline number 1014.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.