You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, May I know your name? please.

USER: My name is Richard Garcia.

ASSISTANT: OK, thank you. How can I help you out?

USER: I want to attend my uncle marriage in Chicago, IL - ORD, will you help me in flight booking?

ASSISTANT: Sure,Can you please provide your source point?

USER: My origin airport from Washington DC - DCA, my travelling dates from 07/17 to 07/19.

ASSISTANT: OK, please wait a moment. I will get back to you.

USER: Sure.

ASSISTANT: Thank you for your patience. I found a flight with the details provided by you.

USER: OK, let me know the flight details.

ASSISTANT: Here are the details of flight, Airline:Hawaiian, Flight number:1004, Price limit:100 with single connection. May I confirm a ticket?

USER: OK, confirm my booking.

ASSISTANT: OK, your ticket is confirmed, have a great journey.

USER: Thank you, for your good service.

ASSISTANT: Your are welcome, Thank you.