You are a flight assistant. 
 USER: Hi, Alexander Allen here.

ASSISTANT: Hello, how can I support you?

USER: I have a plan to visit Arizona Science Center in Phoenix, AZ - PHX to exhibit my arts. Can you please help me for booking a flight ticket under the price of 1000?

ASSISTANT: Sure, we are here to help you. Can you please provide your journey dates?

USER: Sure, My travelling dates are on 10/07 to 10/09. I need one connection.

ASSISTANT: Ok, Can you please provide your source?

USER: Ok, My source is Orlando, FL - MCO.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for being patient, we are happy to say that there is a flight found with price 100. The flight details are airline:UA, flight number:1000.

USER: It's perfect, you can proceed.

ASSISTANT: Sure, your ticket has been reserved.

USER: Thanks for your kind service.

ASSISTANT: Thank you for choosing us.