You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Please help me out in booking the ticket from DTW to EWR.

ASSISTANT: Sure, let me know your travelling dates.

USER: My trip dates will be Apr 20 to Apr 22.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: My depart time must be in the evening.

ASSISTANT: May I know your name please?

USER: Michelle Walker is my name.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: We found an AA airline, flight number: 1000, depart time: 2:00 hours, price: 100 with one connection.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.