You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I am Stephen Thompson. Can you help me booking a flight ticket from DFW to DTW?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: I need to start on 11/20 and return on 11/22.

ASSISTANT: Do you have any specifications?

USER: I need to return in the evening time.

ASSISTANT: May I know your connection limit?

USER: I am comfortable with any connection.

ASSISTANT: Here is a flight in UA airlines, can I proceed with it?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been booked with 1012 flight.

USER: Thank you.

ASSISTANT: Thank you for reaching us.