You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Kathleen Taylor.

ASSISTANT: How may I support you today?

USER: I want to book a flight ticket to attend my brother's engagement, please help me out.

ASSISTANT: Sure, we are ecstatic to help you.

USER: Thank you.

ASSISTANT: Please share your take off and landing points.

USER: my source code is ATL and destination code is IAH.

ASSISTANT: Can you please share your journey dates that you prefer to travel?

USER: My travelling dates are Mar 15 and Mar 17.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: I need the ticket under price 200.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Ok.

ASSISTANT: Frontier airlines is providing a service for you with 1 connection and price 100. Shall I book the ticket?

USER: Please go ahead.

ASSISTANT: Your seat has been reserved with the flight number-1000.

USER: Thanks fort the reservation.

ASSISTANT: It's pleasure to serve you.