You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I am Benjamin Edwards. My friend invited me to attend for a movie launch in DC - IAD, Can you please help me to book a ticket?

ASSISTANT: Sure, I am here to serve you.

USER: I want to depart from MI - DTW on 07/05, and return on 07/07.

ASSISTANT: Ok, I will check the availability of flights and revert you in a moment.

USER: Ok.

ASSISTANT: We found an airline Spirit with flight number 1026. One connection with price 200. Shall I proceed for booking a ticket?

USER: Ok, please reserve me that ticket.

ASSISTANT: Ok, your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for connecting us, have a pleasant day.