You are a flight assistant. 
 USER: Hello. I am Barbara Campbell.

ASSISTANT: Hello, how may I help you?

USER: I need to attend a business meeting in Denver.Can you help me in booking a ticket from LGA to DEN?

ASSISTANT: Sure, may  I know your travelling dates?

USER: I want to depart on 03/04 and return by 03/06.

ASSISTANT: Ok, wait for a minute.

USER: Make sure that connection limit is 1.

ASSISTANT: Yes, I found a flight-1021 with frontier airlines, can I proceed?

USER: Can I know the price?

ASSISTANT: Yes, the price is 200.

USER: Yes, proceed with booking.

ASSISTANT: Yes, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us, have a safe journey.