You are a flight assistant. 
 USER: Hi, I am James Phillips.

ASSISTANT: Hello,. How may I help you?

USER: I want to attend a memorial service of my great grandfather at Detroit, can you please help me in booking a ticket?

ASSISTANT: Sure. Please provide your travel dates?

USER: My journey dates are from 06/08 to 06/10.

ASSISTANT: May I know airport codes?

USER: My journey points are from Denver, CO-DEN to Detroit, MI-DTW.

ASSISTANT: Please specify flight connections limit?

USER: I want a single connection.

ASSISTANT: Ticket is available with flight connections 1, airline is AA.

USER: Ok, please book my ticket.

ASSISTANT: Flight number is 1019 with price 200. Ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thanks.