You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Michael Hall, I want to book a ticket from DTW to BOS.

ASSISTANT: Sure, can I know the travel dates please?

USER: I am departing on 05/02 and return on 05/04.

ASSISTANT: Ok, wait a moment please. There is a flight in Southwest airline with price 100, can I book it?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked with flight number 1000.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.