You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book a flight from IAD to DTW?

ASSISTANT: Sure, let me know your trip dates?

USER: My trip dates are Jan 31st and Feb 2nd.

ASSISTANT: May I know your connection limit?

USER: I am fine with anything.

ASSISTANT: Is there any other specifications?

USER: I want to return in the morning time.

ASSISTANT: Please share your name?

USER: My name is Andrew Thomas.

ASSISTANT: There is a UA airline with price is 200 and class is economy with one connection. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your booking has bee confirmed with flight 1021.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.