You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to book a ticket from IAH to AUS. Will you help me out?

ASSISTANT: Yes, can you provide me the details of the travel?

USER: It's from 03/15 to 03/17.

ASSISTANT: Hold on for a minute.

USER: OK.

ASSISTANT: Can I know your additional requirements?

USER: The price limit is 200 and with 1 connection.

ASSISTANT: The flight 1001 of Spirit airlines is perfectly matching your requirements.

USER: Please book my ticket.

ASSISTANT: Yes,can I know you name for booking purposes?

USER: I'm Betty Green.

ASSISTANT: Thank you Betty, have a wonderful journey.

USER: Thank you.