You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Emily Jones here.

ASSISTANT: Welcome to our agency.

USER: Can you book a flight ticket for my airport codes that is from DCA to LGA?

ASSISTANT: Sure, may I know your planned travel dates?

USER: The travel dates are from May 29 to May 31.

ASSISTANT: Do you have any specifications?

USER: I need a single connecting flight.

ASSISTANT: Here, I found a 0 connection flight and airfare is about 100. Shall I proceed in booking?

USER: I am fine with the airlines and fare. You can book it.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1016 in Frontier Airlines.

USER: Thank you.

ASSISTANT: Thank you for reaching us.