You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to attend a Seminar in Chicago. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am here to assist you. Please let me know your travel dates.

USER: My travelling dates are Jan 09 and Jan 11.

ASSISTANT: Ok, please let me know your preferred airport codes.

USER: My airport codes are EWR and ORD.

ASSISTANT: May I know your name?

USER: My name is Sarah Hill.

ASSISTANT: Thank you. Is there any specifications?

USER: I prefer single connecting flight.

ASSISTANT: Flight-1002 having single connection is available with UA airlines and the ticket fare is 100 only. Flight will take-off at 18:00 hours and arrives at 18:00 hours. Can I book the ticket for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your ticket is booked. Have a nice day.

USER: Thanks for helping me.

ASSISTANT: You are welcome.