You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Could you please help in booking my flight ticket?

ASSISTANT: May I know your name, please?

USER: I'm Jack Clark.

ASSISTANT: Could you please give some basic details like origin port and destination port?

USER: Sure, my origin is MI - DTW and destination is MN - MSP.

ASSISTANT: May I know your trip dates?

USER: My trip dates are 04/16 and 04/18.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: Thanks for your patience. As per your details there is a flight to book your ticket with flight number 1019.

USER: Ok, please book it for me.

ASSISTANT: Sure. Clark, your ticket as been booked with airline AA.

USER: Thank you for your information.

ASSISTANT: Thank you very much for contacting us.