You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I best serve you?

USER: As I am a scientist, I want to attend science festival with my students at Austin. Can you do the reservation?

ASSISTANT: Sure, may I know your source and destination points?

USER: My airport codes are PHL-AUS.

ASSISTANT: Please help me with the travelling dates?

USER: Dates are 12/12 and 12/14.

ASSISTANT: May I know your good name to reserve a ticket on the given name?

USER: Paul Rodriguez here.

ASSISTANT: Please share your price limit?

USER: Price should not cross 1000.

ASSISTANT: We found a flight with price limit 300 with one halt in Frontier airline. Shall I proceed with the flight number 1021?

USER: Go ahead.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you so much.

ASSISTANT: Thank you for opting us.