You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: Can you please reserve a flight ticket from PHX to AUS?

ASSISTANT: Sure, can you please provide me with your dates of journey?

USER: Sure, my planned travelling dates are Mar, 25 and 27 respectively.

ASSISTANT: Are you looking for any other help from my side please?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Ok, wait for a mean while please.

USER: Sure, I will wait.

ASSISTANT: I found a connecting flight of fare 300 with the Southwest airline, are you ok with this ticket booking?

USER: Please proceed for booking.

ASSISTANT: Ok, I have reserved your ticket with the flight number 1004.

USER: Thank you for your service.

ASSISTANT: You are welcome, have a safe flight.