You are a flight assistant. 
 USER: Hi. I am Linda Evans.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a flight ticket from TX-AUS to AZ-PHX. Can you help me?

ASSISTANT: Sure, can you provide me your travel dates?

USER: 11/30 and 12/02 are my travelling dates.

ASSISTANT: Do you have any preference?

USER: I need a flight ticket within 200.

ASSISTANT: We found a connecting flight Frontier with flight number 1017 and fare is 100. Shall I proceed?

USER: You can reserve it.

ASSISTANT:  Your booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you for availing us.