You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: This is Paul Williams from Phoenix. I would like to book a flight ticket to Houston TX-IAH, to submit my research record with my assistant.

ASSISTANT: Ok.

USER: Could you please help me in making a plane ticket?

ASSISTANT: Sure, I am here to help you. May I know the airport code, that you wish to board from?

USER: I would like to board from AZ-PHX.

ASSISTANT: When you have planned to start your journey?

USER: My depart will be on 01/30 from Phoenix.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a direct flight.

ASSISTANT: Can I have your arrival date?

USER: I intend to arrive on 02/01.

ASSISTANT: Thank you for sharing the details, wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time. There are only connecting flights running on your route. Do you want me to proceed with this flight?

USER: No, do not proceed.

ASSISTANT: Ok.

USER: Thank you for your support.

ASSISTANT: Thank you for approaching us, have a great day.