You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need you to book a flight ticket from MCO to LGA. Please help me.

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: April 21 and 23 are my planned travelling dates.

ASSISTANT: Ok, please share me your name.

USER: Barbara Carter here.

ASSISTANT: Ok, do you have any connection limit?

USER: Yes, I would like to fly in a connecting flight.

ASSISTANT: Ok, is there any other specifications?

USER: Nothing much to state.

ASSISTANT: Here, I found a flight for you with single connection and class is economy.

USER: Ok.

ASSISTANT: Your ticket is booked with flight number 1019 and airline is UA.

USER: Thank you very much.

ASSISTANT: Welcome, have a safe flight.