You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you?

USER: I would like to book a flight from DTW to attend for a Science festival going to be held at Boston. Will you help me in booking a ticket to BOS?

ASSISTANT: Sure, are here to assist you. How much you can afford for journey?

USER: I can afford up to 200.

ASSISTANT: Could you forward your trip dates?

USER: My planned dates are 10/08 to 10/10.

ASSISTANT: May I know your name?

USER: Sure, my name is Brian Turner.

ASSISTANT: We found a flight on UA airline, flight number as 1011 with the fare 100.

USER: Ok, confirm my booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.