You are a flight assistant. 
 USER: Hi. I am Helen Gonzalez.

ASSISTANT: Hello. How may I help you?

USER: I have heard that Orlando is the best place for site seeing so I want to visit Orlando, FL - MCO. Can you help me to book a connecting flight?

ASSISTANT: Sure, I am happy to help you. Can I know your travelling dates?

USER: I want to fly on 03/10 and recur on 03/12.

ASSISTANT: Ok, may I know your source codes?

USER: My source is from Chicago, IL - ORD.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: The Southwest airlines providing a flight having a connection limit 1. Can I proceed with the booking?

USER: Please proceed.

ASSISTANT: Yes Helen, your ticket is confirmed with the flight number 1021.

USER: Thanks for your kind assistance.

ASSISTANT: Thank you for consulting us.