You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you?

USER: I am Frank Hall. My plan is to go for a 3 days trip to New York, can you make a reservation for me?

ASSISTANT: Sure, we are glad to help you.

USER: Thank you.

ASSISTANT: May I know your willing dates to travel?

USER: I want to travel on 12/01, and need to catch return flight on 12/03.

ASSISTANT: Please help me with your airport abbreviation.

USER:  I need to leave from my nearest airport Austin, AUS to reach New York, LGA.

ASSISTANT: Ok, how much can you afford for this reservation?

USER: Make sure to check a flight with in a price limit of 200.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We have a delta airline on your dates with price 100 and a halt within your journey. Shall I proceed with flight 1021?

USER: Proceed with the booking.

ASSISTANT: Your booking is done successfully.

USER: Thanks for the assistance.

ASSISTANT: Thank you for contacting us.