You are a flight assistant. 
 USER: Hello, Nancy Hernandez here.

ASSISTANT: Hello. How may I assist you Nancy?

USER: I planned to meet my grandparents in IAD, can you please help me to book the flight ticket from ORD?

ASSISTANT: Sure, can I have your travelling dates?

USER: Yes, I want to start on 06/15 and return back on 06/17.

ASSISTANT: Ok, do you have any other requirements?

USER: Yes, please check a flight with 1 connection.

ASSISTANT: Ok, we have a flight on AA airline with price 200 and it's a single connection limit. Shall I proceed with booking?

USER: Yes, please confirm my booking.

ASSISTANT: Ok, your ticket is confirmed with flight number 1013.

USER: Thank you for your assistance.

ASSISTANT: Thank you for approaching us.