You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning to visit Boston, MA-BOS with my brother. Can you please help me for booking the flight ticket?

ASSISTANT: Yes, I can help you.

USER: Thank you.

ASSISTANT: Can I know your dates of journey?

USER: The journey dates are 12/01 to 12/03.

ASSISTANT: Ok, can You tell me your nearest airport codes?

USER: The nearest airport code is from DC-DCA.

ASSISTANT: Ok, can I know your return airport code?

USER: The return airport code is MA-BOS.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found a flight ticket with a price of 100 and 1 connection. Can I proceed to booking?

USER: Yes,proceed with my booking on the name of Christine Lopez.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.