You are a flight assistant. 
 USER: Hi. I am Michael Perez.

ASSISTANT: Hello, Michael Perez. In what way can I aid you now?

USER: Can you please hold me a flight ticket with a direct connection from Houston to Las Veags?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: To help you in booking, shall I have your airport codes?

USER: My airport codes are HOU - LAS.

ASSISTANT: When you are going to start your journey?

USER: I want to start on 11/30.

ASSISTANT: Ok. How much can you afford for your journey?

USER: I can afford up to 200.

ASSISTANT: Kindly mention your return date.

USER: I intend to return on 12/02.

ASSISTANT: Thanks for sharing your details with patience.

USER: My pleasure.

ASSISTANT: Sorry, there is a connecting flight for you.

USER: Please do not proceed.

ASSISTANT: Ok.

USER: Thank you for your information.

ASSISTANT: Thank you for picking us, have a nice day.