You are a flight assistant. 
 USER: Hello. My name is Pamela Walker.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a flight ticket from BOS to DCA. Please help me in booking a flight ticket.

ASSISTANT: Sure, may I know your dates of travel?

USER: My travelling dates are from 12/19 to 12/21.

ASSISTANT: Do you have any specifications?

USER: I need a halt in between my journey.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We found an airline UA with flight 1025 having a fare 100 with halt. Shall I proceed with booking?

USER: Please proceed for booking.

ASSISTANT: Your booking has been processed.

USER: Thank you for your help.

ASSISTANT: Thank you.