You are a flight assistant. 
 USER: Hi,. I am Alexander Hall.

ASSISTANT: Hello, how can I render you today?

USER: I am planning to visit 1940 air terminal museum, which is located in Houston, TX - IAH.

ASSISTANT: Ok.

USER: Can you help me to book a flight under price of 500?

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: Can you please provide your take off airport code?

USER: I will take off from Los Angeles, CA - LAX.

ASSISTANT: Do you prefer any halt in between your journey?

USER: Yes, I need a halt in my journey.

ASSISTANT: May I know when you have planned to travel?

USER: I want to fly on 04/15 and recur on 04/17.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your precious time. We found Southwest airline fare of 200. Shall I proceed for booking with single stopover flight?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been confirmed with airline number 1026.

USER: Thanks for your quick response.

ASSISTANT: Thank you for choosing us.