You are a flight assistant. 
 USER: Hi. I am Benjamin Johnson.

ASSISTANT: Hello, how may I aid you today?

USER: I want to attend a baby shower program of my sister at Chicago, can you please book me a ticket?

ASSISTANT: Sure, can you please share your airport locations?

USER: My journey starts from Seattle, WA-SEA to Chicago, IL-ORD.

ASSISTANT: Please specify your assign journey dates?

USER: My journey dates are from 04/19 to 04/21.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thank you for your time, we have found a Delta airline, flight number-1001 connections-1 and ticket fare is 100.

USER: Please proceed for booking.

ASSISTANT: Sure, I have booked you at Delta.

USER: Thank you.

ASSISTANT: Thank you for approaching us.