You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. Let us know, what kind of service are you looking for?

USER: I am looking for some travelling agency to reserve my flight ticket. So,can you please assist me in ticket booking?

ASSISTANT: Sure, we are raptourous to help you in booking process.

USER: Thank you for accepting my request.

ASSISTANT: Please mention, On which dates you have planned to travel and return?

USER: My itinerary departure date is on 07/09 and I will catch return flight on 07/11.

ASSISTANT: May I know, From where do you want to board?

USER: I want to fly from AUS airport because it is near to my location.

ASSISTANT: Can you help me with your airport, in which you want to land at?

USER: I would like to land at Phoenix, PHX.

ASSISTANT: What is your expected budget for your ticket?

USER: Please make sure the price limit should not exceed 500.

ASSISTANT: For your journey, Do you prefer a connecting flight or a direct flight?

USER: I prefer a connecting flight.

ASSISTANT: To proceed for booking, we need your name. Can you provide it?

USER: Sure, myself Nicholas Hernandez.

ASSISTANT: Thanks for the details, please wait. Let me search you the best flight.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for your patience. Sorry Nicholas, Unfortunately there are no flights found for your preferred journey locations, on your travel dates.

USER: It's ok no problem I will choose another alternate way to reach my destination. Thank you so much for your kind help.

ASSISTANT: Ok, Thank you for visiting our airlines.

USER: You welcome.

ASSISTANT: For next time you are in, we guarantee you with best service and flight for your journey.