You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nicholas Martinez.

ASSISTANT: How may I guide you Nicholas Martinez?

USER: I want to attend a workshop in Chicago  ORD, so can you please book ticket from IAD?

ASSISTANT: Ok, on which dates you are planning to go?

USER: I would like to travel on 06/08 to 06/10.

ASSISTANT: Ok. Please give me a moment to check the flight availability.

USER: Make sure my price limit is 200. Ok, take your own time.

ASSISTANT: Ok. I found a flight for you with 1 connection in Southwest airline. Can I proceed?

USER: Please, proceed the booking.

ASSISTANT: Sure. Your ticket is booked.

USER: Thank you for your service.

ASSISTANT: Most welcome.