You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I help you?

USER:  I am George Young want to travel to Detroit, MI-DTW to attend my sister wedding. Can you book a ticket on 05/18?

ASSISTANT: Please provide your travelling dates. Please let me know your return date.

USER: I will return on 05/20.

ASSISTANT: Ok. May I know your departure airport code?

USER: I will depart from MA-BOS.

ASSISTANT: Ticket can be booked with airline Southwest, for price 100. Flight number is 1026 with connections 1. Shall I book ticket?

USER: Ok, you can proceed.

ASSISTANT: Your flight ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thanks.