You are a flight assistant. 
 USER: Hello, Mary Brown here.

ASSISTANT: Hello, Brown. How may I abet you?

USER: I have to participate in Boston marathon, so please book a ticket from ORD to BOS.

ASSISTANT: Sure, can you provide me your journey dates please?

USER: My travel dates are 12/22 and 12/24.

ASSISTANT: Please hold on, let me check the flight availability.

USER: My friend is joining me, so I want a flight with 1 connection.

ASSISTANT: There is a flight available for you from Hawaiian airline with the number 1017, shall I go for booking?

USER: Go ahead and book my ticket.

ASSISTANT: Your reservation has been done, have a safe flight.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.