You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Patricia Parker from Washington.

ASSISTANT: How may I aid you?

USER: Please book a flight ticket to Detroit with a connecting flight.

ASSISTANT: Sure, we are happy to help you. May I know your trip dates?

USER: I want to depart on 8th Apr morning and return back on 10th Apr.

ASSISTANT: Can you please let me know your airport codes?

USER: DCA and DTW are my journey airport codes.

ASSISTANT: Is there any other specifications?

USER: I don't have any other specifications.

ASSISTANT: Thanks for providing details, there is a flight found in UA airline with a fare of 200 and the flight number is 1013. Shall I proceed for booking?

USER: Let me know the depart time, please?

ASSISTANT: Sure, depart time is evening.

USER: Do not proceed.

ASSISTANT: Ok, thank you for opting us.

USER: Thank you.