You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to travel from LGA to ATL, please help me to book my flight ticket.

ASSISTANT: Sure, I will help you. Please help me with your planned travel dates.

USER: Sure, I will depart on Feb 14 and return back on Feb 16.

ASSISTANT: May I know your name please?

USER: My name is Emily Clark.

ASSISTANT: Do you need a connecting flight?

USER: I need a flight with single connection.

ASSISTANT: May I know your class preference?

USER: I prefer for an economy class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: I found an economy class in United Airlines with fare 100 and it has single connection. Can I book your ticket?

USER: Sounds good, please book the ticket for me.

ASSISTANT: Ok, your booking is confirmed with flight number 1017.

USER: Thank you very much.

ASSISTANT: Thank you for choosing us.