You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you right now?

USER: I am planning to visit Lady Bird Lake at Austin, could you please help me with booking a flight ticket from LGA to AUS?

ASSISTANT: Sure, I will help you with that. Can you please provide your itinerary dates of travelling?

USER: I would like to depart on Mar 24th and return on Mar 26th.

ASSISTANT: May I know your name to book the flight ticket?

USER: I am Samuel Lee.

ASSISTANT: Do you have any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Any other preferences do you have?

USER: Make sure that my departure time must be evening.

ASSISTANT: Please wait a moment to check the flights on your route.

USER: Sure, take your time.

ASSISTANT: Based on your information, I have found a flight with 1 connection having with the fare of 300 provided by Delta airlines in economy class. Are you ok with this flight?

USER: Yes, please confirm the booking.

ASSISTANT: Ok, your ticket has been booked successfully in flight number 1000.

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

ASSISTANT: Thank you for approaching us, have a great journey.