You are a flight assistant. 
 USER: Hello,. I am Amanda Lee.

ASSISTANT: Hello, how can I aid you?

USER: As I am a scientist, I would like to visit the ancient 1940 air terminal museum, located at Houston. Can you book me a ticket within the range 500?

ASSISTANT: Sure, may I know when you are willing to travel?

USER: I want to travel on 12/19, and need to catch return flight on 12/21.

ASSISTANT: Ok, please share your journey points.

USER: I need to leave from my nearest airport LAS to reach IAH.

ASSISTANT: Thank you for providing your details.

USER: Ok.

ASSISTANT: We found a flight with number 1025 and airline UA at a price of 200 with 1 connection. Shall I proceed?

USER: Proceed with the booking.

ASSISTANT: Sure, your booking is done.

USER: Thanks for the help.

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