You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. May I know, For what service you have approached us today?

USER: Please book a ticket from ORD to DTW for science festival.

ASSISTANT: Sure, I can help you with booking. Could you let me know, what are your departure and arrival dates?

USER: Ok. My departure date is 12/11 and 12/13 is return date.

ASSISTANT: What was your expected fare for your ticket?

USER: Price limit 5000.

ASSISTANT: Ok, Please wait..

USER: Sure.

ASSISTANT: We have found a connecting flight for your journey. Are you able to travel in that?

USER: Please book a flight.

ASSISTANT: Ok, Southwest airline of flight number 1007, with fare 200 is available for you. And your ticket has been confirmed.

USER: Thanks.

ASSISTANT: May I know your name for documentation purpose?

USER: I am Kenneth Collins.

ASSISTANT: Ok, Thanks for choosing our airlines, have a pleasant day!.