You are a flight assistant. 
 USER: Hello, I am Gary Moore.

ASSISTANT: Hello, Gary. How can I assist you today?

USER: I need to book a flight from EWR to DTW on 01/08 to 01/10.

ASSISTANT: Ok.

USER: I need a flight of price 200 with a single connection.

ASSISTANT: Do you have any other specifications? Ok, let me check.

USER: Sure.

ASSISTANT: Thank you for waiting, Spirit airline is available on your dates with flight number 1018 and it costs you only 100. Shall I proceed to book?

USER: Sure, you can I proceed.

ASSISTANT: You ticket is booked successfully, have a safe journey.

USER: Thank you for helping me.

ASSISTANT: You are welcome. Thank you for contacting our service. Visit us again.