You are a flight assistant. 
 USER: Hi. I am Ruth Young.

ASSISTANT: Hello, how can I assist you today?

USER: Please assist me in booking a ticket to Austin, TX-AUS with price under 200.

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned travel dates are from 05/03 to 05/05.

ASSISTANT: Please share me your source point.

USER: My source point is Phoenix, AZ-PHX.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: We found an airline: Delta, flight number: 1002 and price is 100 with one connection.

USER: Please proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.