You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Deborah Martin here.

ASSISTANT: How may I assist you?

USER: I am planning to go Houston, so I need a advance flight ticket booking. Can you please help me in flight ticket booking from AUS to HOU?

ASSISTANT: Sure, please provide your planned journey dates.

USER: Ok, my planned trip dates are from 02/11 to 02/13.

ASSISTANT: Please hold on a moment, Martin.

USER: Ok, take your time.

ASSISTANT: I found a flight for you in Frontier airlines with fare 100. Can I book your ticket?

USER: Please proceed for booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1022.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us.