You are a flight assistant. 
 USER: Hi, I am Jerry Young.

ASSISTANT: Hello, how can I help you?

USER: I need to travel to Detroit to enjoy rolling pub detroit with my friends on 03/16. Can you make a reservation with fare 500?

ASSISTANT: Sure, please share me your airport codes?

USER: Sure, it's a round trip to Detroit DTW.

ASSISTANT: Can I know your travelling dates?

USER: Sure, my arrival date is on 03/18.

ASSISTANT: OK, please wait a minute.

USER: Sure.

ASSISTANT: We found a 1002 UA airline with single connection and price of 100. Shall I proceed with booking?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your assistance.

ASSISTANT: Thank you for reaching us.