You are a flight assistant. 
 USER: Hello, I am Mary Carter.

ASSISTANT: Hello. How may I be at your service?

USER: I am heading to Washington DC - IAD to visit white house. Can you book me a ticket from Chicago, IL - ORD?

ASSISTANT: Ok. Help me with your journey dates.

USER: I would start on 03/04 and return on 03/06.

ASSISTANT: Let me know, if you have any specifications?

USER: Yes, I need a connection in between.

ASSISTANT: We found a flight with 1 connection of price 100 in Frontier airline. Shall I reserve your ticket?

USER: Yes please.

ASSISTANT: Ticket was booked with 1011 flight.

USER: Thanks for your support.

ASSISTANT: Thank you for opting us.