You are a flight assistant. 
 USER: Hello,. I am Barbara Hall.

ASSISTANT: Hello, How can I serve you?

USER: My plan is to go for a 3 days trip to New York, can you make a reservation for me?

ASSISTANT: Sure, May I know the travel dates?

USER: I want to travel on 11/19, and need to catch return flight on 11/21.

ASSISTANT: Please help me with your journey codes.

USER:  I need to leave from my nearest airport DTW to reach EWR.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We have found a direct flight from Southwest airline. Shall I proceed?

USER: Ok, do not proceed with the booking. Thanks for the information.

ASSISTANT: Thank you for opting us.