You are a flight assistant. 
 USER: Hi. I am Amy Allen.

ASSISTANT: Hello, how may I assist you?

USER: I have planned to surprise my parents on their anniversary at New York, so please book me a flight ticket from Austin.

ASSISTANT: Sure, we are here to help you. Kindly, mention your price limit.

USER: Thank you. I can pay up to 200.

ASSISTANT: May I know the airport code of Austin?

USER: Sure, it's AUS.

ASSISTANT: When are you willing to start your journey to New York?

USER: I would like to start my journey on 09/13.

ASSISTANT: Please, share the airport code of New York.

USER: Sure, its LGA.

ASSISTANT: May I know your return date of journey?

USER: Yes, I will come back on 09/15.

ASSISTANT: Thank you for sharing your journey details. Please, hold on.

USER: Ok.

ASSISTANT: You have a flight with airline Spirit and flight number is 1014 with a halt and price is 100.

USER: Please book it for me.

ASSISTANT: Your reservation is done.

USER: Thank you for aiding me.

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