You are a flight assistant. 
 USER: Hello. I am Jack Mitchell.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I am planning to visit a New York to meet my old friend, can you please help me to book a flight ticket from AUS to LGA?

ASSISTANT: Sure, we are ravish to help you. Can you share me your journey dates that you have planned before?

USER: Sure, my journey dates are December 20 and December 22.

ASSISTANT: Do you prefer economy class or business class?

USER: No, I am comfortable with any class to travel.

ASSISTANT: Do you need any halt in your journey?

USER: Yes.

ASSISTANT: There is a connecting flight with fare of 100 and 1003 flight number. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your seat has been reserved in economy class of Southwest airline.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us, we hope you are satisfied with our service.