You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am Amanda Carter. As I have planned to visit a historical place, I would like to go Houston.

ASSISTANT: Ok.

USER: Please help me in booking a flight within price 200.

ASSISTANT: Sure, I will check flights based on your request.

USER: Thank you.

ASSISTANT: Will you please share the airport codes of both locations?

USER: Sure, I will board at SEA and land at HOU.

ASSISTANT: What are your preferable dates to travel?

USER: I am planning to go on 04/27 and return back on 04/29.

ASSISTANT: Ok. Thanks for sharing the details. You have a Delta airline with flight 1020. Which has a connecting flight. With a fare of 100. May I proceed to book?

USER: Yes, please go ahead.

ASSISTANT: Ok, your reservation is done.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us, Have a nice day.