You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Edward Rodriguez.

ASSISTANT: How can I help you?

USER: Could you please help me in flight ticket booking process from IAD to DTW?

ASSISTANT: Let me know your travel dates.

USER: Thank you for your response. I want to take off on Dec 21 and book my return ticket also on Dec 23.

ASSISTANT: Do you have any preference?

USER: I want 1 break in between my journey.

ASSISTANT: Ticket is found with United airlines for price 200 having flight number 1003.

USER: I would like to return in morning time so please check with this.

ASSISTANT: Ticket is booked.

USER: This flight returns in morning time?

ASSISTANT: Flight returns in morning time.

USER: Thank you for your help.

ASSISTANT: Thank you.