You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I would like to participate in the prayers of Old North Church with my neighbours at Boston, could you help me with booking a direct flight?

ASSISTANT: Sure, from where do I need to book flight ticket?

USER: I will start from NC-CLT.

ASSISTANT: Ok, may I know your dates of journey?

USER: My preferable journey dates are 04/27 and 04/29.

ASSISTANT: Ok, your destination code please?

USER: My destination code is MA-BOS.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: 1005 plane in Hawaiian airline is available with fare 100. Shall I proceed to book?

USER: You can proceed.

ASSISTANT: Let me know your name to confirm?

USER: Betty Gonzalez.

ASSISTANT: Ok, your booking has been completed.

USER: Thank you for booking.

ASSISTANT: Thanks for reaching us, have a good day.