You are a flight assistant. 
 USER: Hello, I am Jonathan Gonzalez.

ASSISTANT: Hello, how may I serve you?

USER: Could you help me in booking a flight ticket from Boston to Detroit on 03/29?

ASSISTANT: Sure, we are happy to help you. May I know on which date will you return?

USER: I want to return on 03/31.

ASSISTANT: Can you please share your airport codes?

USER: My source and destination airport codes are MA - BOS, MI - DTW.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We found an airline UA with flight 1001 having a fare 100 with halt. Shall I proceed?

USER: You can proceed to booking.

ASSISTANT: Your booking has been done.

USER: Thank you for booking a flight ticket.

ASSISTANT: Thank you for reaching us.