You are a flight assistant. 
 USER: Hello. I'm Robert Taylor.

ASSISTANT: Hello, how can I help you?

USER: I am planning to participate in science fest at Detroit, MI - DTW. Can you please book a ticket with a price range of 200?

ASSISTANT: Sure, please share me your travelling dates?

USER: My planned dates of journey are 03/04 and 03/06.

ASSISTANT: Please provide me your origin code?

USER: My boarding point is ATL.

ASSISTANT: OK, please wait for a minute.

USER: Sure.

ASSISTANT: We found a 1000 AA airline with single connection and price of 100. Shall I proceed with booking?

USER: I'm comfortable with this. Please make this ticket confirm.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.