You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I am Helen Hall. I am planning for a round trip, could you please help me with booking a flight ticket from LGA?

ASSISTANT: Yes, I am here to help you Helen Hall. What are your planned travel dates?

USER: I would like to take off on 08/19 and return on 08/21.

ASSISTANT: Ok, I found a single connecting flight in this route. Is it ok for you?

USER: Please proceed with the booking.

ASSISTANT: Ok, your ticket is confirmed. The flight details are: the airlines is Frontier and the price is 100.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: You are most welcome. Thank you for consulting us.