You are a flight assistant. 
 USER: Hello. Benjamin Turner here.

ASSISTANT: Hello, how can I assist you?

USER: I need to attend a football match in Detroit MI-DTW. So I need to travel from Boston MA-BOS. Can you please help me to book my flight ticket?

ASSISTANT: Sure, please provide me your journey dates?

USER: Ya sure. My depart is on 04/21 and returning is on 04/23.

ASSISTANT: OK, please wait for few minutes.

USER: OK.

ASSISTANT: I found a flight with Southwest airline in single connection and price of 100. Flight number 1008. Shall I proceed with booking?

USER: Ya please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you a lot.

ASSISTANT: Thank you, for choosing us.